SOLUTION: Please could you help me! I have a right-angled triangle, with two sides of 3x and 4x, and the hypotenuse of 3...what is x? Thank you!

Algebra ->  Pythagorean-theorem -> SOLUTION: Please could you help me! I have a right-angled triangle, with two sides of 3x and 4x, and the hypotenuse of 3...what is x? Thank you!       Log On


   

Question 955154: Please could you help me!
I have a right-angled triangle, with two sides of 3x and 4x, and the hypotenuse of 3...what is x?
Thank you!
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Use the Pythagorean theorem,
%283x%29%5E2%2B%284x%29%5E2=3%5E2
9x%5E2%2B16x%5E2=9
25x%5E2=9
x%5E2=9%2F25
x=3%2F5