the length of rectangle is 8 CM long 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 in square centimeters is
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Answer:
3x 2 +16x
Step-by-step explanation:
If width=W,length=8+W
W= 2x ........given
Total area of rectangle=W(8+W)
=2x(8+2x)
=16x+4x 2 −x 2
=3x 2 +16x
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