1. The circumference of the semicircle is 180 cm. If the side of a square is 60% more than the diameter of the circle, What is the perimeter of the square ?






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  • By: anil on 05 May 2019 01.35 am
    Given that circumference of semi circle is = 180 let the radius of this Semi circle be R So, R = $$frac{180 imes7}{36}$$ Diameter of this semi circle (D) = 2R Side of the square = 1.6 D = 1.6 x 2R Perimeter of square = 4 x side = 4 x 3.2 x R = 448
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