The arc length intercepted by one side of the inscribed square (radius $20\sqrt{2}$ cm, central angle $90°$) is —

Question

Accepted Answer

$10\pi\sqrt{2}$ cm

Answer

$5\pi\sqrt{2}$ cm

Answer

$20\pi\sqrt{2}$ cm

Answer

$40\pi\sqrt{2}$ cm

The arc length intercepted by one side of the inscribed square (radius 20220\sqrt{2}202​ cm, central angle 90°90°90°) is —