find the area of shaded portions.
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area of rectangles = 16 * 14 = 224cm²
area of triangle = ½ * 10 * 14 = 70cm²
area of semicircle = πr²/2
= 22/7 * 7 * 7 / 2
=77cm²
area will not shaded be = 70 + 77 cm²
= 147cm²
area of shaded region = 224 + 147
= 77cm²
area of triangle = ½ * 10 * 14 = 70cm²
area of semicircle = πr²/2
= 22/7 * 7 * 7 / 2
=77cm²
area will not shaded be = 70 + 77 cm²
= 147cm²
area of shaded region = 224 + 147
= 77cm²
shiva198:
how you semicircle radius ?
you know that the radius is half to diameter
so 14/7
sry 14/2
=7
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