Twice the sum of a number and 9 is no more than 3 times the same number increased by
15. Solve the inequality and graph the solu-
tion set.

The angle of depression from the top of the tree to the tip of the shadow is 25°. find the height of the tree to the nearest tenth. a. 16.8 feet b. 18.2 feet c. 23.4 feet d. 39.7 feet

Rectangle abcd is similar to rectangle rstu . what is the scale factor of a dilation from abcd to rstu ? enter your answer in the box.

What number produces an irrational number when multiplied by 1/4