7.G.B.5: Definitions, Key Concepts & Examples

Front

Supplementary Angles

Back

Sum to 180°

Front

Complementary Angles

Back

Sum to 90°

Front

Vertical Angles

Back

Opposite angles, equal

Front

Adjacent Angles

Back

Share a common side

Front

Equation for Unknown Angle

Back

Use angle relationships

Front

Linear Pair

Back

Adjacent, supplementary

Front

Angle Bisector

Back

Divides angle into two equal parts

Front

Transversal

Back

Line crossing two or more lines

Front

Alternate Interior Angles

Back

Equal, inside parallel lines

Front

Corresponding Angles

Back

Equal, same side of transversal