Sunday

December 21, 2014

December 21, 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

**Answer this Question**

**Related Questions**

Algebra - The perimeter of an equilateral triangle is 7 in. more than the ...

math - an equilateral triangle has an altitude length of 36 feet. determine the ...

math - one side of an equilateral triangle is 42cm.find the length of an ...

geometry - find the altitude of an equilateral triangle with side length twelve

Algebra -Please help me - an equilateral triangle has a side of length 2x-3. Its...

algebra - The length of an altitude of a triangle is 1/3 the length of the side ...

Maths - An equilateral triangle with side length 33 is divided into 33^2 smaller...

Maths - An equilateral triangle with side length 33 is divided into 33^2 smaller...

mathematics - An equilateral triangle with side length 33 is divided into 332 ...

Math (I'm really confused). Please help. - What is the length of approximated to...