Answer:
The answer is B
Step-by-step explanation:
Answer:
times
Step-by-step explanation:

Divide both sides by 5

Hope this helps
Answer:
E is equal to 20 and F is equal to 50. 20(E)+50(F)=70
Answer:
They are complementary angles.
Step-by-step explanation:
The sum of their measurements equals 90 degrees.