Complementary angles are those angles whose sum is 90 degree.
The measurement of two complementary angles are

There sum have to be 90 degree. That is

Combining like terms ,

Moving 20 to right side

Dividing both sides by 5

So the measurement of the angles are

Answer:
98
Step-by-step explanation:
4=x56×7
4=x392
392/4=X
98
D) initial value of 60 and multiplying by 1/3
Answer:
x is given as -1.5. Substitute to confirm