26-03-2015
Mathematics

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an equilateral triangle has a perimeter of 9A + 12. is the length of each side

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sugarmate sugarmate

26-03-2015

An equilateral triangle has all three sides the same length.

The perimeter of the triangle is the sum of the three sides of the triangle.

Because all three sides are the same, one side is 1/3 * (9A + 12) =

1/3 * 9A + 1/3 * 12 = 3A + 4

The length of each side is 3A + 4.

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