Question

The circumference of the circle is 112m in which a man covers 1/4 of the circumference and the radius of the circle 7m. Find the angular displacement. ​

Answer 1

Answer:

90 degrees or

$\frac{\pi}{2}$

radians.

Explanation:

One full circle has

$2\pi$

radians. 1/4 of circle therefore corresponds to

$\frac{2\pi}{4} = \frac{\pi}{2}$

radians

Answer 2

Explanation:

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