Find the area of the shaded portions. Round answers to the tenths place if necessary

I need to answer it right now!

The lengths of two sides of a right triangle are given. find the length of the third side. round to the nearest tenth if necessary. a) y = 12/5x + 39/5 b) y = 5/12x + 5/39 c) y = 12/5x - 39/5 d) y = 5/12x - 5/39

What does the sign of the slope tell you about a line?

If a company produces x units of an item at a cost of $35 apiece the function c=35x is a of the total production costs