* What should be added to both sides in order to complete the square? x2 + 12x + = 20 + 144 O 36 O 12 O 25

You are constructing a histogram for scores that range from 70 to 100 in whole points. frequencies range from 3 to 10; that is, every whole-point score between 60 and 100 occurs at least 3 times, and at least one score occurs 10 times. which of these would probably be the best range and size for the score intervals along the x-axis?

(hurry! ) which expression is equivalent to the following complex fraction?

What is the measure of one interior angle of a pentagon