the shaded part in the following figure are quater circles find the total shaded area in each figure (take TT=3.14)
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your first a part answer is above answer
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r=3cm (12/4)
area of quadrant is1/4πr²
=1/4*3.14*3*3
=7.065
area of 4quad.=4*7.065
=28.26
area of square =(12)²
=144
area of shaded region=area of square-area of quadrants
=144-28.26
=115.47
area of quadrant is1/4πr²
=1/4*3.14*3*3
=7.065
area of 4quad.=4*7.065
=28.26
area of square =(12)²
=144
area of shaded region=area of square-area of quadrants
=144-28.26
=115.47
Vineet047:
wrong answer because radius should be 6 cm
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