# Math

A flower bed is in the shape of a triangle with one side twice the length of the shortest side, and the third side is 18 feet more than the length of the shortest side. Find the dimensions if the perimeter is 142 feet.

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2. 👎 0
3. 👁 132
1. P = a + b + c

Let a = shortest side
b = 2a
c = a + 18

142 = a + 2a + a + 18
142 = 4a + 18
124 = 4a
31 = a

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2. 👎 0

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