The central

The central angle of a sector is 30°, and the radius is 15 m. Determine its perimeter.

Correct answer:

p =  37.854 m

Step-by-step explanation:

α=30° rad=30° 180π =30° 1803.1415926 =0.5236=π/6 r=15 m  o=α r=0.5236 157.854 m  p=2 r+o=2 15+7.854=37.854 m



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Showing 1 comment:
Msv Hong Kong
the perimeter should include the radii





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