Answer:
4 times
Step-by-step explanation:
I am pretty sure b. is right. This is because 87 is not prime
Answer:
180
you multiply the no of sides by 60
Answer:
22.34 
Step-by-step explanation:
The area of a circle:
A = π
The problem gives the diameter of a circle, which is equal to 2*r.
If 5 1/3 = 2*r, then the radius is (16/3)/2 = 8/3.
Plugging this into the area equation,
A = π*
A =
or approximately 22.34 