SOLUTION: the sides of a right angled triangle are x cm, (x+1) cm and (x+3) cm. show that x2 -4x-8=0 and solve this equation to find the length of the triangle

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Question 921418: the sides of a right angled triangle are x cm, (x+1) cm and (x+3) cm. show that x2 -4x-8=0 and solve this equation to find the length of the triangle
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Which length do you mean?

The longest side is the hypotenuse, which must be x+3.

Pythagorean Theorem for a Right Triangle indicates %28x%2B1%29%5E2%2Bx%5E2=%28x%2B3%29%5E2; simplify and put into general form.