Question

Two angles are supplementary. The measure of angle 1 is equal to 12x+4 and the measure of angle 2 is equal to 4(2x+5).what is the measure of angle 2?

Answer 1

82.4

Explanation:

12x+4+8x+20=180

20x+24=180

-24 -24

20x= 156

x= 7.8

Angle 2

4(2*7.8 +5)

4(15.6+5)

4(20.6)

82.4