SOLUTION: I have a right triangle that has a side of 3 units (the side thats going up straight) and a hypotenuse of 5. I need to find the other side! Help! (:

SOLUTION: I have a right triangle that has a side of 3 units (the side thats going up straight) and a hypotenuse of 5. I need to find the other side! Help! (:

Algebra.Com

Question 427143: I have a right triangle that has a side of 3 units (the side thats going up straight) and a hypotenuse of 5.
I need to find the other side! Help! (:
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
This is a classic 3, 4, 5 triangle.
You will see this many times.
a^2+b^2=c^2
9+b^2=25
b^2=25-9
b^2=16
b=4
RELATED QUESTIONS
I have a right triangle. The short side (side) is 3 units and the hypotenuse is 9 units.... (answered by Fombitz)

i have a right triangle with a 90 degree angle and a hypotenuse of 18 i need to find the... (answered by solver91311,Theo)

Given right triangle ABC, find the approximate length of side BC. BA = 2 and angle B is... (answered by stanbon,MathLover1)

Do not seem to be able to find the right substitutions to solve the problem. Problem:... (answered by ikleyn)

I AM SO CONFUSED. I HAVE A GRAPH THAT I NEED TO FIND THE SLOPE. IT HAS A STRAIGHT ARROW... (answered by CrazyMan Jr.)

If I have a right triangle and know the length of one side, and the angle of that side... (answered by scott8148)

i need the hypotenuse of a right triangle where one side is 46feet and one side is 28feet (answered by Alan3354)

i need the hypotenuse of a right triangle with one side 46feet and one side 28feet... (answered by Alan3354)

I am given a right triangle with angle measures of 15 and 75 degrees. The side opposite... (answered by FrankM,Alan3354,MathTherapy)