Question

An arc of a circle is of length 5π cm and the sector it bounds has an area
of 20π cm^2 .find the radius of the circle. ​

Answer 1

Answer:

Hey frnd ur ans is 8 cm

Step-by-step explanation:

Given arc of a circle,

$s = 5\pi$

Area of circle,

$\frac{1}{2} rs = 20\pi \\ \frac{1}{2} (5\pi)(r) = 20\pi \\ r = \frac{40}{5} \\ r = 8 \: cm$

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