Algebramedium · Past Paper
The perimeter of a rectangle is 40 cm. If length is 4 cm more than width, find width.
A8 cm
B12 cm
C10 cm
D18 cm
✓ Correct Answer: A — 8 cm
2(w + w + 4) = 40 -> 4w + 8 = 40 -> 4w = 32 -> w = 8.
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✓ Correct Answer: A — 8 cm
2(w + w + 4) = 40 -> 4w + 8 = 40 -> 4w = 32 -> w = 8.
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