Posted by **angel** on Wednesday, January 5, 2011 at 6:11pm.

the lenght of the hypotenuse of a right triangle is 4cm. the lenght of one leg iz 2m. find the lenght of the other leg.?

- math -
**Reiny**, Wednesday, January 5, 2011 at 6:18pm
let the third side be x

x^2 + 2^2 = 4^2

x^2 + 4 = 16

etc.

- math -
**Damon**, Wednesday, January 5, 2011 at 6:19pm
30,60,90 triangle

1, sqrt 3, 2

so

2, 2 sqrt 3 4

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