Basic Geometry & Proofs

Front

Back

80°

Front

Back

100°

Front

Which are pairs of vertical angles? Options: ∠COB & ∠COA, ∠AOD & ∠AOC, ∠COB & ∠AOD, ∠BOD & ∠AOD

Back

∠COB & ∠AOD

Front

If LN = 32, what is MN? Options: 11, 20, 12, 10

Back

12

Front

What is the value of x? Options: 90, 45, 180, 51

Back

45

Front

Angles a and e are what type of angles? Options: Vertical Angles, Corresponding Angles, Alternate Interior Angles, Alternate Exterior Angles

Back

Corresponding Angles

Front

Angles  e and d are what type of angles? Options: Vertical Angles, Corresponding Angles, Alternate Interior Angles, Alternate Exterior Angles

Back

Alternate Interior Angles

Front

Back

2x-6+7x+4=180

Front

Lines l and m are parallel and the measure of angle 1 is 52 degrees. Find the measure of angle 7.

Back

128 degrees

Front

Lines l and m are parallel and the measure of angle 1 is 52 degrees. Find the measure of angle 3.

Back

52 degrees