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The perimeter of a a rectangle is 40 inches. the rectangle is 12 inches long. How wide is the rectangle?
Wiki User
∙ 7y ago
If a rectangle is 40 inches. the rectangle is 12 inches long then:
2 * 12 + 2 * width = 40
2 * width = 40 - 2*12 = 40 - 24 = 16
width = 16 / 2 = 8
So the width of the rectangle is 8.
Wiki User
∙ 7y ago
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