Question

5.

Answer 1

Answer:

1961

Step-by-step explanation:

$circumference = 2\pi R\\157 = 2\pi R\\157 = 2\pi* R\\R = 157 / 2\pi \\\\area = \pi R^{2} \\area = \pi* (157 / 2\pi)^{2} \\area = \frac{24649}{4\pi} \\area = 1961$

ok, I did smth wrong

I hope you can find error