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 2 years ago
In a 45° 45° 90° right triangle, the hypotenuse is 5 cm. How long are the legs?
 2 years ago
In a 45° 45° 90° right triangle, the hypotenuse is 5 cm. How long are the legs?

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cgreenwade2000
 2 years ago
Best ResponseYou've already chosen the best response.0This is a pretty easy one, do you know the Pythagorean Theorem?

BluFoot
 2 years ago
Best ResponseYou've already chosen the best response.1Since it's isoceles, the two legs have the same length. Now you can use pythagorus: x^2+x^2 = 5^2, solve for x :)

RadEn
 2 years ago
Best ResponseYou've already chosen the best response.0in other words, x * sqrt(2) = 5 solve for x

BluFoot
 2 years ago
Best ResponseYou've already chosen the best response.1OK but coming up with that is much more difficult than simply using Pythagorus
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