SOLUTION: a^2+16^2=20^2 a=? Help me, please and thank you! I'm unsure how to do this yet, please explain?

Algebra ->  Pythagorean-theorem -> SOLUTION: a^2+16^2=20^2 a=? Help me, please and thank you! I'm unsure how to do this yet, please explain?      Log On


   

Question 609999: a^2+16^2=20^2
a=?
Help me, please and thank you! I'm unsure how to do this yet, please explain?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
a^2+16^2=20^2
a=?
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a^2+16^2=20^2
a%5E2+=+20%5E2+-+16%5E2
a+=+sqrt%2820%5E2+-+16%5E2%29