21. A
22. G
I Am writing this part because it said that the answer didnt have enough characters so just ignore this
Answer:
125 minutes
Step-by-step explanation:
2.5÷ .5 = 5
20× 5 + 25
= 125 min
Answer 17.5
You take a and b multiple each by its self to find c^2 then find its square root then that’s the answer
Answer:
the answer is 12
Step-by-step explanation:

Answer:
13 degrees
Step-by-step explanation:
Because of the alternate interior angles, I know that angle EB is also 77. Now, knowing that it's a right angle, I can subtract 77 from 90 to get 13.