Jamie knows the lengths of 2 sides of a triangle are 8 and 12. Use the Triangle Inequality Theorem to determine the possible values for the length of the third side of Jamie's triangle.

Mathematics · High School · Tue Nov 03 2020

Answered on

Let x be the length of third side

Then, by triangle inequality theorem

12 - 8 < x < 12 + 8

4 < x < 20

 

Hence, possible values of triangle is greater than 4 and less than 20.