Foundational

Plane Geometry

Study points, lines, angles, proofs, triangles, polygons, area, volume, circles, and coordinate geometry.

124 video lessonsTotal length 124Lessons 124Assessments $10.00Quiz fee

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About this course

This Plane Geometry course follows the client-provided video list and is organized as a complete geometry review sequence. Students can register for free and watch each lesson video without a subscription.

Quiz and transcript rule: quizzes unlock after the one-time $10 Quiz Proctor Fee is paid for this course. Students must complete all published Plane Geometry quizzes with a score of 90% or better for the course to appear as completed on their transcript.

Build core knowledge through structured lessons and practical examples.
Confirm understanding with quizzes and saved best scores.
Track progress toward a verified course completion record.
Use resources and lesson notes for self-paced review.

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Apply the course concepts in a structured assignment.

Foundational

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Complete quizzes and review feedback after each module.

124 quizzes

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Finish required assessments to unlock course completion.

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Mr Circuit Academy Faculty

Guides learners through clear lessons, practical assessments, and completion-ready learning outcomes.

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This course includes

124 ordered lessons 124 video lessons of learning 124 scored quizzes 124 downloadable resources Mobile and desktop access Completion transcript setting: Paid Quiz Proctor Fee: $10.00 one time

Course content

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1. Introduction to Geometry Quiz

Build foundational geometry skills from diagrams, definitions, measurements, and relationships.

2. Lines, Rays, Line Segments, Points, Angles, Union & Intersection - Geometry Basic Introduction Quiz

Use coordinate and line relationships to analyze points, segments, rays, slopes, distances, and planes.

3. Acute Obtuse Right & Straight Angles - Complementary and Supplementary Angles Quiz

Measure, classify, convert, and solve angle relationships.

4. Decimal Degrees to DMS Formula - Converting Degrees Minutes and Seconds to Decimal - Trigonometry Quiz

Measure, classify, convert, and solve angle relationships.

5. Clock Aptitude Reasoning Tricks & Problems - Finding Angle Between The Hands of a Clock Given Time Quiz

Measure, classify, convert, and solve angle relationships.

6. Angle Bisector Theorem - Midpoints & Line Segments Quiz

Use coordinate and line relationships to analyze points, segments, rays, slopes, distances, and planes.

7. Converse, Inverse, & Contrapositive - Conditional & Biconditional Statements, Logic, Geometry Quiz

Use algebraic, logical, congruence, and probability reasoning inside geometry problems.

8. Probability With Geometry - Length, Area & Volume Quiz

Calculate area and perimeter for common and composite plane figures.

9. Perpendicular Lines, Slope, Rays, and Segments | Geometry Quiz

Use coordinate and line relationships to analyze points, segments, rays, slopes, distances, and planes.

10. Complementary and Supplementary Angles Quiz

Measure, classify, convert, and solve angle relationships.

11. Addition and Subtraction Property of Equality Quiz

Use algebraic, logical, congruence, and probability reasoning inside geometry problems.

12. Multiplication and Division Property of Equality Quiz

Use algebraic, logical, congruence, and probability reasoning inside geometry problems.

13. Transitive Property of Congruence & Substitution Property of Equality Quiz

Use algebraic, logical, congruence, and probability reasoning inside geometry problems.

14. Triangles Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

15. Parallel and Perpendicular Lines, Transversals, Alternate Interior Angles, Alternate Exterior Angles Quiz

Use coordinate and line relationships to analyze points, segments, rays, slopes, distances, and planes.

16. Two Column Proofs of Congruent Segments - Midpoints, Substitution, Division & Addition Property Quiz

Use givens, definitions, properties, and theorems to build a clear geometry proof.

17. Geometry, Two Column Proofs of Angles - Addition, Substitution & Transitive Property Quiz

Use givens, definitions, properties, and theorems to build a clear geometry proof.

18. Triangle Congruence Theorems, Two Column Proofs, SSS, SAS, ASA, AAS Postulates, Geometry Problems Quiz

Use givens, definitions, properties, and theorems to build a clear geometry proof.

19. CPCTC Geometry Proofs Made Easy, Triangle Congruence - SSS, SAS, ASA, & AAS, Two Colmn Proofs Quiz

Use givens, definitions, properties, and theorems to build a clear geometry proof.

20. Median of a Triangle Formula, Example Problems, Properties, Definition, Geometry, Midpoint & Centroi Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

21. Altitude of a Triangle - Finding The Orthocenter Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

22. Two Column Proofs - Triangles, Medians and Altitudes Quiz

Use givens, definitions, properties, and theorems to build a clear geometry proof.

23. Geometry Proofs - Isosceles Triangles - SAS & AAS Quiz

Use givens, definitions, properties, and theorems to build a clear geometry proof.

24. Angle Side / Base-Angle Theorem - Two Column Proofs Quiz

Use givens, definitions, properties, and theorems to build a clear geometry proof.

25. Hypotenuse Leg Theorem - HL Postulate - Two Column Proofs Quiz

Use givens, definitions, properties, and theorems to build a clear geometry proof.

26. Detour Proofs - Double Triangle Congruence Quiz

Use givens, definitions, properties, and theorems to build a clear geometry proof.

27. Midpoint Formula Quiz

Use coordinate and line relationships to analyze points, segments, rays, slopes, distances, and planes.

28. Missing Diagrams With Two Column Proofs Quiz

Use givens, definitions, properties, and theorems to build a clear geometry proof.

29. Right Angle Theorem - SSS & AAS - Two Column Proofs Quiz

Use givens, definitions, properties, and theorems to build a clear geometry proof.

30. Perpendicular Bisector of a Line Segment and Triangle Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

31. Altitudes, Medians, Midpoints, Angle & Perpendicular Bisectors Quiz

Use coordinate and line relationships to analyze points, segments, rays, slopes, distances, and planes.

32. Finding The Slope Given Two Points - Parallel & Perpendicular Lines - Altitudes & Medians | Geometry Quiz

Use coordinate and line relationships to analyze points, segments, rays, slopes, distances, and planes.

33. Indirect Proofs, Practice Problems, Two Column Proofs - Geometry Quiz

Use givens, definitions, properties, and theorems to build a clear geometry proof.

34. Proving Parallel Lines With Two Column Proofs - Geometry, Practice Problems Quiz

Use givens, definitions, properties, and theorems to build a clear geometry proof.

35. Exterior Angle Theorem For Triangles, Practice Problems - Geometry Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

36. Exterior Angle Inequality Theorem With Two Column Proofs - Geometry Quiz

Use givens, definitions, properties, and theorems to build a clear geometry proof.

37. Polygons Quiz

Analyze polygons and quadrilaterals using sides, angles, diagonals, and special properties.

38. How To Calculate The Interior Angles and Exterior Angles of a Regular Polygon Quiz

Analyze polygons and quadrilaterals using sides, angles, diagonals, and special properties.

39. Quadrilaterals - Geometry Quiz

Analyze polygons and quadrilaterals using sides, angles, diagonals, and special properties.

40. Parallelograms - Geometry Quiz

Analyze polygons and quadrilaterals using sides, angles, diagonals, and special properties.

41. Rectangles - Properties of Parallelograms, Special Quadrilaterals - Geometry Quiz

Analyze polygons and quadrilaterals using sides, angles, diagonals, and special properties.

42. Isosceles Trapezoids Quiz

Analyze polygons and quadrilaterals using sides, angles, diagonals, and special properties.

43. Rhombus, Basic Introduction - Geometry Quiz

Analyze polygons and quadrilaterals using sides, angles, diagonals, and special properties.

44. Kites, Basic Introduction, Geometry Quiz

Analyze polygons and quadrilaterals using sides, angles, diagonals, and special properties.

45. Proving Parallelograms With Two Column Proofs - Geometry Quiz

Use givens, definitions, properties, and theorems to build a clear geometry proof.

46. Proving a Quadrilateral Is a Kite - Two Column Proofs - Geometry Quiz

Use givens, definitions, properties, and theorems to build a clear geometry proof.

47. Two Column Proofs - Proving a Parallelogram Is a Rhombus - Geometry Quiz

Use givens, definitions, properties, and theorems to build a clear geometry proof.

48. Two Column Proofs - Proving Isosceles Trapezoids - Geometry Quiz

Use givens, definitions, properties, and theorems to build a clear geometry proof.

49. Two Column Proofs With Parallelograms, Isosceles Trapezoids, Rhombuses, and Kites - Geometry Quiz

Use givens, definitions, properties, and theorems to build a clear geometry proof.

50. Skew Lines, Perpendicular & Parallel Lines & Planes, Intersecting Lines & Transversals Quiz

Use coordinate and line relationships to analyze points, segments, rays, slopes, distances, and planes.

51. Points, Lines, Planes, Segments, & Rays - Collinear vs Coplanar Points - Geometry Quiz

Use coordinate and line relationships to analyze points, segments, rays, slopes, distances, and planes.

52. Triangles - Basic Introduction, Geometry Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

53. Number of Diagonals In a Regular Polygon - Geometry Quiz

Analyze polygons and quadrilaterals using sides, angles, diagonals, and special properties.

54. Ratios and Proportions, Arithmetic & Geometric Mean, Means Extremes Theorem - Geometry Problems Quiz

Build foundational geometry skills from diagrams, definitions, measurements, and relationships.

55. Similar Triangles Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

56. Similar Triangles and Figures, Enlargement Ratios & Proportions Geometry Word Problems Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

57. Triangle Similarity - AA SSS SAS & AAA Postulates, Proving Similar Triangles, Two Column Proofs Quiz

Use givens, definitions, properties, and theorems to build a clear geometry proof.

58. Triangle Proportionality Theorem, Side Splitter Theorem & Angle Bisector Theorem - Geometry Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

59. Altitude on Hypotenuse Theorem - Geometry Practice Problems Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

60. Pythagorean Theorem Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

61. Distance Formula Quiz

Use coordinate and line relationships to analyze points, segments, rays, slopes, distances, and planes.

62. How To Find The Distance Between Two Points Quiz

Use coordinate and line relationships to analyze points, segments, rays, slopes, distances, and planes.

63. How To Find The Distance Between 2 Points In 3D Space Quiz

Compute and interpret measurements for three-dimensional solids.

64. Special Right Triangles - 30 60 90 - Geometry & Trigonometry | SAT Math Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

65. Special Right Triangles - 45 45 90 - Trigonometry & Geometry | SAT Math Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

66. Trigonometric Ratios Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

67. Angle of Elevation and Depression Word Problems Trigonometry, Finding Sides, Angles, Right Triangles Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

68. How To Calculate The Missing Side Length of a Triangle Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

69. How To Calculate The Missing Angle In a Triangle Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

70. How To Solve Two Triangle Trigonometry Problems Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

71. How To Find The Area of a Rectangle | Math Quiz

Calculate area and perimeter for common and composite plane figures.

72. Area and Perimeter Quiz

Calculate area and perimeter for common and composite plane figures.

73. Area of a Square Quiz

Calculate area and perimeter for common and composite plane figures.

74. Area of a Triangle, Given 3 Sides, Heron's Formula Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

75. How To Calculate The Height of a Triangle Using Heron's Formula Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

76. Area of a Trapezoid Quiz

Calculate area and perimeter for common and composite plane figures.

77. Area of a Parallelogram Quiz

Calculate area and perimeter for common and composite plane figures.

78. Area of a Rhombus Quiz

Calculate area and perimeter for common and composite plane figures.

79. How To Calculate The Area Between Two Squares Quiz

Calculate area and perimeter for common and composite plane figures.

80. Area of a Rectangle, Triangle, Circle & Sector, Trapezoid, Square, Parallelogram, Rhombus, Geometry Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

81. Area and Perimeter of Irregular Shapes - Tons of Examples! Quiz

Calculate area and perimeter for common and composite plane figures.

82. How To Calculate Square Footage Quiz

Calculate area and perimeter for common and composite plane figures.

83. Area of a Kite Quiz

Calculate area and perimeter for common and composite plane figures.

84. Area of an Equilateral Triangle Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

85. Area of Regular Polygons - Hexagons, Pentagons, & Equilateral Triangles With Inscribed Circles Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

86. Circles - Area, Circumference, Radius & Diameter Explained! Quiz

Work with circles using radius, diameter, circumference, area, arcs, chords, tangents, secants, and angle theorems.

87. Circles In Geometry, Basic Introduction - Circumference, Area, Arc Length, Inscribed Angles & Chords Quiz

Work with circles using radius, diameter, circumference, area, arcs, chords, tangents, secants, and angle theorems.

88. Area of Shaded Region - Circles, Rectangles, Triangles, & Squares - Geometry Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

89. Geometry - Area Math Problem Quiz

Calculate area and perimeter for common and composite plane figures.

90. 3D Shapes - Faces, Edges, and Vertices - Euler's Formula - Geometry Quiz

Compute and interpret measurements for three-dimensional solids.

91. How To Find The Volume of a Rectangular Prism - Geometry Quiz

Compute and interpret measurements for three-dimensional solids.

92. How To Find The Surface Area of a Rectangular Prism - Geometry Quiz

Calculate area and perimeter for common and composite plane figures.

93. Rectangular Prism - Volume, Surface Area and Diagonal Length, Rectangles, Geometry Quiz

Calculate area and perimeter for common and composite plane figures.

94. Volume of a Triangular Prism Quiz

Compute and interpret measurements for three-dimensional solids.

95. Surface Area of a Triangular Prism - Lateral Area, Geometry Quiz

Calculate area and perimeter for common and composite plane figures.

96. Triangular Prism - Volume, Surface Area, Base and Lateral Area Formula, Basic Geometry Quiz

Calculate area and perimeter for common and composite plane figures.

97. Surface Area of a Hexagonal Prism - Volume & Lateral Area - Geometry Quiz

Calculate area and perimeter for common and composite plane figures.

98. Volume of a Cube Quiz

Compute and interpret measurements for three-dimensional solids.

99. Surface Area of a Cube Quiz

Calculate area and perimeter for common and composite plane figures.

100. Diagonal Length of a Cube Quiz

Compute and interpret measurements for three-dimensional solids.

101. Volume of a Pyramid Quiz

Compute and interpret measurements for three-dimensional solids.

102. Surface Area of a Pyramid - Lateral Area - Geometry Quiz

Calculate area and perimeter for common and composite plane figures.

103. Surface Area of a Pyramid & Volume of Square Pyramids & Triangular Pyramids Quiz

Calculate area and perimeter for common and composite plane figures.

104. Volume of a Cylinder Quiz

Compute and interpret measurements for three-dimensional solids.

105. Surface Area of a Cylinder With Lateral Area Quiz

Calculate area and perimeter for common and composite plane figures.

106. Volume of a Sphere Quiz

Compute and interpret measurements for three-dimensional solids.

107. Surface Area of a Sphere Quiz

Calculate area and perimeter for common and composite plane figures.

108. Volume of a Cone Quiz

Compute and interpret measurements for three-dimensional solids.

109. Surface Area of a Cone with Lateral Area - geometry Quiz

Calculate area and perimeter for common and composite plane figures.

110. Circles - Chords, Radius & Diameter - Basic Introduction - Geometry Quiz

Work with circles using radius, diameter, circumference, area, arcs, chords, tangents, secants, and angle theorems.

111. Central Angles, Circle Arcs, Angle Measurement, Major Arcs vs Minor Arcs, Chords - Geometry Quiz

Work with circles using radius, diameter, circumference, area, arcs, chords, tangents, secants, and angle theorems.

112. Tangent Lines & Secant Lines of Circles, Walk Around Problem - Geometry Quiz

Work with circles using radius, diameter, circumference, area, arcs, chords, tangents, secants, and angle theorems.

113. Circles, Angle Measures, Arcs, Central & Inscribed Angles, Tangents, Secants & Chords - Geometry Quiz

Work with circles using radius, diameter, circumference, area, arcs, chords, tangents, secants, and angle theorems.

114. Tangent Tangent Angle Theorems - Circles & Arc Measures - Geometry Quiz

Work with circles using radius, diameter, circumference, area, arcs, chords, tangents, secants, and angle theorems.

115. Inscribed Polygons and Circumscribed Polygons, Circles - Geometry Quiz

Work with circles using radius, diameter, circumference, area, arcs, chords, tangents, secants, and angle theorems.

116. Power Theorems - Chords, Secants & Tangents - Circle Theorems - Geometry Quiz

Work with circles using radius, diameter, circumference, area, arcs, chords, tangents, secants, and angle theorems.

117. Circle Theorems Quiz

Work with circles using radius, diameter, circumference, area, arcs, chords, tangents, secants, and angle theorems.

118. Two Column Proofs With Circles - Geometry Quiz

Use givens, definitions, properties, and theorems to build a clear geometry proof.

119. Circles - Geometry Quiz

Work with circles using radius, diameter, circumference, area, arcs, chords, tangents, secants, and angle theorems.

120. Incenter, Circumcenter, Orthocenter & Centroid of a Triangle - Geometry Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

121. Distance Between a Point and a Line In 2D & 3D - Geometry Quiz

Compute and interpret measurements for three-dimensional solids.

122. Area of a Triangle With Vertices - Geometry Quiz

Analyze triangles using side lengths, angle relationships, congruence, similarity, right-triangle rules, and trig ratios.

123. Coordinate Geometry, Basic Introduction, Practice Problems Quiz

Use coordinate and line relationships to analyze points, segments, rays, slopes, distances, and planes.

124. Geometry Final Exam Review - Study Guide Quiz

Build foundational geometry skills from diagrams, definitions, measurements, and relationships.

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