Uh oh speggego's im telling teacher lol
If you had the hypotenuse and one of the legs you could subtract the to using Pythagorean theorem. you cant answer the question unless you have another leg or a degree or a right triangle. <span />
A proportional relationship is just a linear relationship where b = 0, or to put it another way, where the line passes through the origin (0,0).
The temperature would be -7 degrees
36-39/12-5
31-39/12
31-3.25
27.75