Question

Length of a rectangle is 8cm longer than its width. A square of side x centimeters is cut out of it. if 'x' centimeters is half the width of the rectangle,then the remaining area is square centimeters is​

Answer 1

Answer:

the answer is 3x^2+16x

Step by step explanation:

If width=W, length=8+W

W= 2x........given

Total area of rectangle= length x breadth

=W(8+W)

=2x(8+2x)

=16x+4x^2

remaining area=16x+4x^2-x^2

=16x+3x^2

=3x^2+16x

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