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CBSE Class 10 Answered

find area
Asked by priya009 | 20 Feb, 2009, 03:19: PM
answered-by-expert Expert Answer

the area of upper semi-circle(diameter = 10.5cm) = pi*(10.5/2)2/2  cm2

area of recatngle = 7*10.5 cm2

now we have to subtract the area of smicircle which is removed from rectangle = A3 = pi*(7/2)2/2 cm2

Area of shaded part = ( A1+A2-A3) cm2

Answered by | 20 Feb, 2009, 04:13: PM

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