If the lenght of a rectangle is (4x + 1) m and its width is (5x - 1) m,
Find the perimeter of the rectangle.
Find the area of the rectangle.
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Answer:
Length =4x+1
breadth=5x-1
perimeter=2(l+b)
=2{(4x+1)+(5x-1)}
=2(4x(5x-1)+1(5x-1))
= 2(20 x squared -4x+5x-1)
= 2 (20 x squared +1x-1)
= 40x squared +2x-2
i guess it is like this
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