Question

A triangle has a leg that measures 6 and a hypotenuse of twelve. Which leg measure would form a right triangle?

one hundred eight

square root of one hundred eight

one hundred eighty

square root of one hundred eighty

Answer 1

familiar with pythagarian theorem?

Answer 2

Use Pythagoras' theorem (The square of the hypotenuse is equal to the sum of the square of the other two sides)

12(squared) = 6(squared) + x(squared) etc...
root (144-36} by pythagorus

= root 108

= 10.39
sqrt(12^2-6^2)= 6*sqrt3=10.392

Answer 3

does this help?

Answer 4

ttp://upload.wikimedia.org/wikipedia/commons/1/15/Triangle_30-60-90_rotated.png <---- notice the ratios