SOLUTION: Find the area of the segment of a circle if the measure of arc LW=90° and radius OW is 10 cm. Show the solutions

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Question 1191610: Find the area of the segment of a circle if the measure of arc LW=90° and radius OW is 10 cm. Show the solutions
Answer by ikleyn(52809) About Me  (Show Source):
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It is 1/4 of the area of the circle minus the area of the right-angled isosceles triangle with the leg of 10 cm


    area = %28pi%2F4%29%2A10%5E2+-+%281%2F2%2910%5E2 = %28pi%2F4-1%2F2%29%2A100 = %283.14%2F4-1%2F2%29%2A100 = 28.5 cm^2   (rounded).    ANSWER

Solved.