Answer is 42, hope this helps
Find the length of a side of a square with an area of 169 in^2.
Answer:
D. 13 in
Step-by-step explanation:
A square has sides of equal length.
A = L^2 where: A = area and L = side
L^2 = 169
L=√169
L=13 in^2.
For the first one it's 90.5, I know cause I just took the test and it's right. The second one I'm not sure..
I believe the answer is smaller than
Answer:

Step-by-step explanation:
Formula to find radius:




<em>hope this helps......</em>