Let x = legs of right triangle.
The set up would be:
x^2 + x^2 = (hypotenuse)^2
Understand?
12 x 3/4 = 36/4 = 9
she has walked 9 miles
Answer:
864
Step-by-step explanation:
because if you take 8 percent of 900 72 x 12 you get 864.