Question

PLEASE HELP ME WITH BOTH OF THE QUESTIONS ASAP

Answer 1

first one is 52.5 for sure

second one ion know. I'd say its 16

Explanation:

Answer 2

1) 52.5 2) 31 inches

Explanation:

1) 105/5 = 21

2.5 x 21 = 52.5

2) radius = 5 inches

diameter = 10 inches

circumference =
`\pi` x 10

circumference = 31.41592654

31 is the closest