A triangle has two equal sides. The third side has a length of 13 feet, 2 inches. If the perimeter of the triangle is 40 feet, what is the length of one of the equal sides?

The correct answer is D. 13 feet, 5 inches. See the full explanation below for the reasoning.

Question

A triangle has two equal sides. The third side has a length of 13 feet, 2 inches. If the perimeter of the triangle is 40 feet, what is the length of one of the equal sides?

Options

A13 feet, 4 inches
B26 feet, 10 inches
C13 feet, 11 inches
D13 feet, 5 inches

How the community answered

(24 responses)

A
8% (2)
B
4% (1)
C
4% (1)
D
83% (20)

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