Runsh1019
Runsh1019 Runsh1019
  • 25-05-2017
  • Mathematics
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how do I find this help please

how do I find this help please class=

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Аноним Аноним
  • 25-05-2017
area of the sector = 1/2 * r^2 * theta where theta is the angle subtended by the arc at the center  ( in radians)

In this case m < theta = 360 - 235 = 125 degrees or  2.182 radians

So, the area of shaded area = 1/2 * 20^2 * 2.182 =   436.4 in^2
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