3 years ago

Pls help Pls help Pls help

1 answer:

mina [271]3 years ago

5 0

Answer:

Step-by-step explanation:

this will be the outter circle minus the inner circle for the area of the sidewalk

area of circle = $\pi$ $r^{2}$

$\pi$ $11^{2}$ = 380.1327

$\pi$ $9^{2}$ = 254.469

380.1327 - 254.469 =125.6637062 $m^{2}$

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