What is the area, in square inches, of the triangle below? picture will be posted.

Question

What is the area, in square inches, of  the triangle below? picture will be posted.

anonymous · Answer

|dw:1368288490599:dw|

terenzreignz · Answer

What is the formula for the area of a triangle?

anonymous · Answer

your not suppoesd to do base times height. this is the 30 60 90 triangle.

anonymous · Answer

the answer has to have a root sign

anonymous · Answer

here are the choices: 25, 25 root 3, 50,  50 root 3

terenzreignz · Answer

Well, using these methods, etc... they all boil down to using the formula
$$\LARGE A= \frac{bh}2$$anyway :P

terenzreignz · Answer

we need to find this value...|dw:1368288792988:dw|

terenzreignz · Answer

Ideas?
And remember, since this is an equilateral triangle, it follows that this angle measures...|dw:1368288829490:dw|

anonymous · Answer

so if I use A= bh/ 2, I get 50. and that's not the correct answer.

anonymous · Answer

the answers are in the back of the packet, and the answer is 25 root 3.

terenzreignz · Answer

I'd love to know how you got 50 using bh/2
What's your value for b and h?

anonymous · Answer

10 times 10 divided by 2

terenzreignz · Answer

Nope...|dw:1368289043813:dw|