9a. The average precipitation in Portland, Oregon is 35.98 inches. Scottsdale, Arizona has an 1p- average precipitation of 10.32 inches. What is the difference in the two cities average annual precipitation? What is the variable?*

George is folding a piece of paper to make an origami figure. each time he folds the paper, the thickness of the paper is doubled. the paper starts out flat, with a thickness of 1 millimeter. a. write a list of six ordered pairs showing the output as the thickness of the paper when the input is the number of times it is folded. explain how you came up with your ordered pairs. b. is this relation a function? explain why or why not using the ordered pairs you came up with in part a.

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles. i'm desperate.

Write an algebraic expression for the word expression the quotient of c and 8