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April 20, 2014

April 20, 2014

Posted by **chica** on Tuesday, March 2, 2010 at 7:50pm.

- algebra -
**Reiny**, Tuesday, March 2, 2010 at 7:58pmlet each side of the triangle be 2x units

then x^2 + 6^2 = (2x^2)

x^2 + 36 = 4x^2

3x^2 = 36

x^2 = 12

x = 2√3

2x = 4√3

or

knowing the ratio of sides of a 30-60-90 triangle

is 1:√3:2

h/2 = 6/√3

√3h=12

h = 12/√3

= 12/√3(√3/√3) = 12√3/3 = 4√3

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