Use the Pythagorean theorem to prove whether or not each set of numbers represent the side lengths of a right triangle. In your final answer, include your proof.
A. 6, 12, and 15
B. 5, 12, and 13
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What is the total area of the figure?

Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.

Which expression is equivalent to -12(3x-3/4)