Nazma's sister also has trapezium shaped plot. Divide it into three parts as shown (Fig 11.4). Show thar the area of trapezium WXYZ =h(a+b)/2
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Step-by-step explanation:
area of trapezium = area of triangle+area of rectangle+area of triangle
= 1/2 c×h + b×h + 1/2 d×h
=1/2 h (c+2b+d)take 1/2h commen)
=1/2h (c+b+b+d)
=1/2h(a+b) given figure c+b+d=a
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