Question

2. What is the exact area of a circle having radius 7 in.?

A 491 in 2
B 221 in 2
C 154 in.2
D 441 in.

Answer 1

Answer: 54
`in^(2)`

Explanation:

Area of a circle = π
`r^(2)`

Area =
`(22)/(7)` x 7 x 7 ( π =
`(22)/(7)` )

Area = 22 x7

Area = 154
`in^(2)`