In how many ways can the eight rooks be placed on an 8-by-8 chessboard so that no two rooks can attack one another?

In the figure, TR-→ - and TV-→ - are secants to circle A. mRV=99∘ mSU=45∘ What is the measure of ∠RTV? Enter your answer in the box.

5 * - 2*+7 - * = what is the answer

25x^2-4=0 solve for x.

Find three different prime numbers that add up to 21.

Which lists the steps in the correct order to find the median of this data set 24,16,23,30,18,29

Is 5 cups equal to greater than or less than 40 fluid ounces

If the measure of cae is 95° what is the measure of cba

What are the y and x intercept of 3x-5y=15

15 more than 3 times a number is at most 7

A researcher measured the heights of forty high-school students. The measurements are recorded here. Heights (in inches) 58 59 60 60 60 61 61 61 61 62 62 62 62 62 62 63 63 63 64 65 67 67 68 68 68 68 69 69 70 70 70 71 71 71 71 71 72 73 74 76 If