SOLUTION: I have a 42 inch tv display. The height is 21 inches. How do I find out the width? Rounding it to the nearest tenth.

Algebra ->  Pythagorean-theorem -> SOLUTION: I have a 42 inch tv display. The height is 21 inches. How do I find out the width? Rounding it to the nearest tenth.      Log On


   

Question 1010358: I have a 42 inch tv display. The height is 21 inches. How do I find out the width? Rounding it to the nearest tenth.
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
The "display", the height, and the width, form a right triangle.
Pythagorean Theorem.