Question

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Answer 1

Sector area can be found with the formula $A = \frac{\theta}{360} \pi r ^2$ where $\theta$ is the central angle.

r = 8m , $\theta$ = 135º

$A = \frac{135}{360} \pi (8)$ m^2

Arc length formula is $s = 2\pi r (\frac{\theta}{360} )$

$s = 2\pi (8)(\frac{135}{360} )$ m