Answer:
8
Step-by-step explanation:
cause you need to
Since both numbers are in the radical just multiply and get sq rt
25 times 4 =100
√100=10 answer
Answer:
d
Step-by-step explanation:
We just need to use the formula:
c = 3.14(r)²
So we can insert the radius here
c = 3.14(7)²
c = 3.14(49)
c = 153.86
So your answer is d.