Is it ENOUGH?

Level pending

If the radius of the circle is 2 cm and AOB=90.Then what is the area of the blue region?


The answer is 8.738.

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1 solution

Rifath Rahman
Dec 29, 2014

First find out the height of the triangle AOB on AB,then add it to CO=radius,u get the height and of the triangle ABC and base is AB,calculate the area and substract it from the area of the circle

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