Question

Angle f and angle G are complementary. The measure angle f is four times the measure of angle G. What is the measure of each angle?

Answer 1

Complementary means they add to 90°

f=90-g

f=4g

4g =90-g

5g=90

g=18

f=4g=4(18)=72

Answer: f=72°, g=18°