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Perimeter of semi circle = 2πr/2 = πr
Given that :
Half of the area of the semi circle is filled with water.
Which means quarter circle is filled with water.
Perimeter of quarter circle = πr/2
{Since quarter circle is half of semi circle.}
- Therefore
Part filled with water is
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Answer:
evaluating 2 to the power 7
2 into 2 into 2 into 2 into 2 into 2 into 2 into 2
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