19. The lengths of the sides of a triangle are 3 consecutive odd integers. If the perimeter of the triangle is 33 inches, what is the length, in inches, of the longest side?

Answer and Explanation

Your Answer is

Correct Answer is D

Explanation

If the triangle is equilateral, then the length of each side is 11. The actual length of each side is three consecutive odd numbers, so 11 is the average of the three odd numbers, so the largest integer is 13. Choose D.