Posted by Sarah on .
What is the height of an equilateral triangle that has sides of length 1 cm?

math 
FredR,
if you bisect one of the angles, you have a right triangle with a hypotenuse of 1 cm and a short leg of 0.5 cm. Using the Pythagorean theorem, the height would be:
height = square root (1^2  0.5^2)