Question

angle A and angle B are supplementary. mA = (3x + 6), mB = (4x + 20). Find the measure of each angle.​

Answer 1

Explanation:

3x + 6 + 4x + 20 = 180

7x + 26 = 180

7x = 154

x = 22

mA= 3(22)+6 =66+6 = 72°

mB= 4(22)+20 = 88 + 20 = 108°