Answer:
314
Step-by-step explanation:
First, find the diameter which is 10 and square it. Then, multiply by pi or 3.14 to get 314.
(IF THIS HELPED PLEASE GIVE BRAINLIEST!)
I do not know what to answer here, you did not include the question itself.
(4,-1) turns into (1,4) because the equation for that is (x,y)->(y•-1,x)
The answer would be a bc 600/800 simplified is 3/4