Grades 11-12 Video Solutions 2026-2026_11-12

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Video Summary

Question 1. A certain triangle has integer side lengths. One side is 9, and another is 1. Among the following values, what is the possible length of the third side? a, 5, b, 7, c, 9, d, 11, or e, 13 The triangle inequality states that for any triangle, the sum of the lengths of any two sides must be greater than the length of the third side. Out of all the answer choices, only answer choice c, 9 satisfies the requirement. Therefore, our answer will be c.

Keywords

triangle inequality

integer side lengths

third side length

possible length

geometry problem