Destroyer math problem HELP!!!

[themrn]

Advertisement - Members don't see this ad

Find the radius of the circle inscribed w/in an equilateral triangle whose side is of length 12.

answer : 2 sqr of 3

pliz help me... i thought i was good at math.... now is became a major concern for my DAT in 11 days lol

 

[SafetyDog]

Here you go:

http://img46.imageshack.us/img46/4231/b7ib.jpg

 

[themrn]

Thanks!! Arrrrhhhh trig -.-