SOLUTION: Find the length of a in the right triangle, if b=12 and c=13. what does a equal?

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Question 318888: Find the length of a in the right triangle, if b=12 and c=13. what does a equal?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
If a is one of the legs, then
a%5E2%2B12%5E2=13%5E2
a%5E2=169-144
a%5E2=25
highlight%28+a=5%29
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If a is the hypotenuse,
a%5E2=b%5E2%2Bc%5E2
a%5E2=144%2B169
a%5E2=313
highlight%28+a=sqrt%28313%29%29