Question

I am struggling with circles and pi. Please provide me with the answer and how you found the solution. Thank you! (#8, 9, and 10).

Answer 1

Explanation:

Area of a circle is π times radius squared so

8) π times 11^2

121π

9) cut 60 in half to find radius so

π times 30^2

900π

10) π times 1.5^2

2.25π