the window of a room is of the shape as shown in figure.how much net required to cover 2 such window.tell
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Area of rectangle = 200 x 140 = 28,000 cm²
Area of semi-circle =
ℼr²
22/7 x 70 x 70
22 x 10 x 70
220 x 70
15,400 cm²
Total area =28,000 cm² + 15,400 cm²
= 43,400 cm²
2 such windows means that the area is doubled -
43,400 cm² x 2
86,800 cm²
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