Question

You are painting a wall that has a circular window as shown in the figure you have enough paint to cover 70 sq ft of the wall do you need to buy more paint? explain how you got the answer? for diagram given rectangle breadth = 8ft and length 12ft and inner circle diamter = 4ft

Answer 1

a:- wall area is L*B= 12*8= 96
b:- circular window area is πr^2 = (22/7)(4)^2= 50.286
c:- only wall should be painted = a-b = 96-50.286 = 45.72

Answer 2

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