SOLUTION: A triangle has sides of lengths 3,5 and x . determine all possible values of x so that the triangle is a right angle ?

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Question 347864: A triangle has sides of lengths 3,5 and x . determine all possible values of x so that the triangle is a right angle ?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
I think you mean right triangle.
Use the Pythagorean theorem where x is either a leg or the hypotenuse.
Leg:
x%5E2%2B3%5E2=5%5E2+
x%5E2%2B9=25+
x%5E2=16+
x=4+
.
.
.
Hypotenuse:
3%5E2%2B5%5E2=x%5E2+
9%2B25=x%5E2+
x%5E2=34+
+x=sqrt%2834%29+