Answer:
the answer is $200
Step-by-step explanation:
i am taking the khan academy quiz right now
Answer:
x > − 7
Step-by-step explanation:
hope this helps
Area = r^2 x PI
to find r take the square root of the area:
r = √100 = 10
The circumference of a circle is the diameter times PI.
The diameter is 2 times r = 2 x 10 = 20
The circumference = 20PI m
The answer is C.