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Indian
International
School
7. (a)
(x-1) cm
(2x + 1) cm
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EXAMINATION SHEET
DEPT. OF ACADEMICS
x cm
x cm
Not to
scale
The area of the rectangle is 29 cm² greater than the area of the square.
The difference between the perimeters of the two shapes is k cm.
Find the value of k.
You must show all your working.