SOLUTION: The sides of a triangle have lengths of 4x+6, 2x+1, and 6x-1. If the longest side is 6x-1, what values of x make the triangle obtuse? thank you for your help ,sincerely Andy

Algebra ->  Triangles -> SOLUTION: The sides of a triangle have lengths of 4x+6, 2x+1, and 6x-1. If the longest side is 6x-1, what values of x make the triangle obtuse? thank you for your help ,sincerely Andy      Log On


   

Question 882097: The sides of a triangle have lengths of 4x+6, 2x+1, and 6x-1. If the longest side is 6x-1, what values of x make the triangle obtuse?

thank you for your help ,sincerely Andy
Answer by josgarithmetic(39613) About Me  (Show Source):
You can put this solution on YOUR website!
You want this for obtuse, based on Pythagorean Theorem:
%286x-1%29%5E2%3E=%284x%2B6%29%5E2%2B%282x%2B1%29%5E2.

Can you continue with that and then finish?