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OpenStudy (anonymous):
A right triangle has a hypotenuse of length 21 and a leg of length 14. What is the length of the other leg of the triangle?
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OpenStudy (nottim):
why not use pythagorean theorem?
OpenStudy (nottim):
c^2=a^2+b^2
OpenStudy (nottim):
but rearrange to solve for a
OpenStudy (nottim):
that's all!
OpenStudy (anonymous):
Do I have to find the length of the other side first?
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OpenStudy (anonymous):
@NotTim
OpenStudy (anonymous):
21^2-14^2 = 245 Square root of 245 = 7(sqrt)5?
OpenStudy (anonymous):
yes
OpenStudy (anonymous):
You're correct.
OpenStudy (anonymous):
Thank you!
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