What is the sum of an 8-term geometric series if the first term is -11, the last term is 180,224 and the common ratio is -4?

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2

Suppose m: angle a =77 degrees what is the measure of a complement of a complement of angle a, what is a conclusion you can draw about a complement of a complement of an angle