Question

what is circumference of circle whose area is 308 cm sqr

Answer 1

Step-by-step explanation:

$area \: of \: circe = \pi {r}^{2}$

308=πr²

=22/7r²

308*7/22=r²

14*7=r²

√98=r

$cirumference = 2\pi \times r$

=2*22/7*7√2

=44√2cm.

Answer 2

Answer:

answer attached in photo