SOLUTION: how can i find the answer to a triangle has sides of length 4 inches and 7.5 inches. Which of the following cannot be the length of the third side: 3.5 inches, 4.0 inches, 5.0 inch

Algebra ->  Triangles -> SOLUTION: how can i find the answer to a triangle has sides of length 4 inches and 7.5 inches. Which of the following cannot be the length of the third side: 3.5 inches, 4.0 inches, 5.0 inch      Log On


   



Question 465642: how can i find the answer to a triangle has sides of length 4 inches and 7.5 inches. Which of the following cannot be the length of the third side: 3.5 inches, 4.0 inches, 5.0 inches, 5.5 inches, 9.5 inches
Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
3.5 inches, because 3.5 + 4 = 7.5, and the triangle inequality says that the sum of any two sides must be strictly greater than the third side.