What is the mean of this set of numbers? 82 , 79 , 72 , 72 , 81 , 77 , 69 Show your work (Round to the nearest tenth).

When using the linear combination metho e linear combination method to solve a system of linear equations, the four options are:

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

5, 6, 10 question: a. determine whether the side lengths form a triangle. (explain your reasoning) b. if it is a triangle, determine whether it is a right, acute, or obtuse triangle. (show your work)