Angle Addition Postulate

Front

Calculate m∠ABC.

Back

105°

Front

Solve for x:

Back

x = 7

Front

Back

x = 55

Front

If m∠RST = (12x -1)°, m∠RSU = (9x -15)°, and m∠UST = 53°, find each measure.

Back

x = 13, m∠RST = 155°, m∠RSU = 102°

Front

Find the value of ∠A. Options: 25 degrees, 30 degrees, 35 degrees, 90 degrees

Back

25 degrees

Front

∠K and ∠L are complementary angles. If m∠K = (3x + 3)° and m∠L = (10x - 4)°, find the measure of each angle.

Back

m∠K = 24° and m∠L = 66°

Front

∠1 and ∠2 form a linear pair. If m∠1 = (5x + 9)° and m∠2 = (3x + 11)°, find the measure of each angle.

Back

m∠1 = 109° and m∠2 = 71°