Question
Fri February 20, 2009 By: Manpreet Dhillon

find area

Expert Reply
Fri February 20, 2009

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

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