Question

8. What is the measure of an angle if it is 285 less
than four times its own complement?

Answer 1

Answer:

15°

Step-by-step explanation:

x = angle

Complement and x  sum to 90°    so the complement angle = 90 - x

x =  4 ( 90 -x)  - 285  

x = 360 - 4x - 285

5x = 75

x = 15°