the bouding diameter of a semicricle is 28 m find its area
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Area of semi circle is = Area of circle ÷2
Therefore Area of semi circle = (πr^2)÷2
Diameter = 14m
Radius =7m.
Area of semi circle = (π×7×7)÷2 = ((22/7)×7×7)÷2= 22×7÷2= 77m^2
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are of semicircle=πr²/2
so,
diameter would be 14m
we know that r=d/2
r=14/2
r=7m so,
22/7^7^7/2
=>77m²
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