I think it’s F
Hopefully it’s right
Sorry i don’t understand how to do C but this is what i have and my work hope it helps :)

where r is the radius of a circle.
Answer:
1. 4
Step-by-step explanation:
24 - 20, if you add the the square then the rectangle, then subtract
Answer:
y=5/4x -7
Step-by-step explanation:
Hope this helps!