lou5478
lou5478
28-07-2019
Mathematics
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How do you do this problem
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salatulmaghrib
salatulmaghrib
28-07-2019
The answer is B, pi*r/2
Steps
It is a square so each of the angles is 90 degrees (a quarter of 360). So, APD is a quarter of the circle circumference. A full circumference is 2*pi*r, so a quarter circumference is pi*r/2
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