SOLUTION: Im using the pythagorean theorem, I need to find the lenghth of the of the third side: leg 1=10, leg 2= x and the hypotenuse is 30.

Question 250382: Im using the pythagorean theorem, I need to find the lenghth of the of the third side: leg 1=10, leg 2= x and the hypotenuse is 30.
Found 2 solutions by richwmiller, edjones:
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
10^2+x^2=30^2

Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
10^2+b^2=30^2
100+b^2=900
b^2=800
b=sqrt(400*2)
b=20sqrt(2)
.
Ed
RELATED QUESTIONS
the hypotenuse leg is x-1 and leg b is 9 need to find x using pythagorean... (answered by Alan3354)
Using the Pythagorean Theorem and a quadratic equation to find side lengths of a right... (answered by ewatrrr)
I cannot find out how to solve for X when there is two sides with variables and one with... (answered by solver91311)
I need to solve for x using the Pythagorean theorem. Here are the measurements: Leg A: x, (answered by solver91311)
using the rule of pythagoras to find the other leg and the hypotenus of a right triangle... (answered by Alan3354)
Please I need help with this Question using Pythagorean theorem and expressing my answer... (answered by rajagopalan,tanimachatterjee)
Hi I cannot under stand how to solve the Pythagorean theorem if: Leg 1- x Leg 2-... (answered by Alan3354)
This question is pythagorean theorem (i think) but it has algebra in it and I'm not sure... (answered by ewatrrr)
using triangle ABC, find the length of the altitude from C to AB. The right triangle has... (answered by issacodegard)