How to find the Area of a Regular Polygon

Area of a Regular Hexagon

1 exterior angle in a regular polygon

Sum of Exterior Angles Theorem

1 interior angle in a regular polygon

Sum of Interior Angles

Area of a Kite and a Rhombus

Isosceles Trapezoids

Trapezoids

Kites

Facts about the Rhombus

Facts About Rectangles

5 Facts about Parallelograms

How to find the Endpoint given the other Endpoint and Midpoint

How to Find the Midpoint of a Line Segment

CPCTC

SSS and SAS congruency

Using the Law of Cosines to Find a Missing Angle

Using the Law of Cosines to Find a Missing Side

Using the Law of Sines to Find a Missing Angle

Using the Law of Sines to Find a Missing Side

How to Derive the Law of Sines

Using Inverse Trigonometric Ratios to Find a Missing Angle

Using Sine and Cosine to Find a Missing Side

Using Tangent to Find a Missing Side

Trigonometric Ratios

30-60-90 Triangles

45-45-90 Triangles (Isosceles Right Triangles)

Side-Angle-Side Similarity

Angle Angle Similarity