Answer:
Step-by-step explanation:
Circumference = 2nr
C = 2 x 3.14 x 5
C = 31.4
A = nr^2
A = 3.14 x 5^2
A= 3.15 x 25
A = 78.5
-3/12
What is the question?
It forms a 90 degree angle
Since a circle is 360 degrees, 1/4 of that would be 90.
