Geometry Lessons

3 4 5 Triangle

30 60 90 Triangle

45 45 90 Triangle

5 12 13 Triangle

Area of a Hexagon

Area of a Kite

Area of a Parallelogram

Area of a Pentagon

Area of a Rectangle

Area of a Rhombus

Area of a Sector

Area of a Semicircle

Area of a Square

Area of a Trapezoid

Area of a Triangle

Distance Formula

How To Find the Height of a Triangle

Isosceles Triangle Theorem

Perimeter of a Circle

Perimeter of a Pentagon

Perimeter of a Rectangle

Perimeter of a Rhombus

Perimeter of a Semicircle

Perimeter of a Square

Perimeter of a Trapezoid

Perimeter of a Triangle

Properties of a Parallelogram

Side Angle Side Theorem

Side Splitter Theorem

Similar Triangles

Special Right Triangles

Surface Area of a Cone

Surface Area of a Cube

Surface Area of a Cylinder

Surface Area of a Hemisphere

Surface Area of a Pyramid

Surface Area of a Sphere

Surface Area of a Triangular Prism

Triangle Inequality Theorem

Types of Triangles

Vertical Angles

Volume of a Cone

Volume of a Cube

Volume of a Hexagonal Prism

Volume of a Pyramid

Volume of a Sphere

Volume of a Hemisphere

Volume of a Parallelepiped

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