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7 July, 12:38

A triangle has one side that is 5 inches long and another side that is 7 inches long. The last side of the triangle is a whole number of inches long. How many different lengths, in inches, are possible for the last side of the triangle?

A

2

B

4

C

9

D

11

+4
Answers (1)
  1. 7 July, 12:52
    0
    C. 9

    Because it must fall within the range below.

    3
    This is due to the fact that two sides added together must always be greater than the 3rd side.
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