11. Two sides of a triangle are equal in length. The third side is 3 centimeters longer than either of the other 2 sides. Given that the perimeter of the triangle is 93 centimeters, what is the length, in centimeters, of the longest side?

Answer and Explanation

Your Answer is

Correct Answer is D

Explanation

Assuming that the length of two sides of equal length is x, the length of the longest side is x+3, and the perimeter of the triangle is 93, that is, 2x+(x+3)=93, so x=30, and the longest side is x +3 = 33