If triangle mno is congruent to triangle nmo what statement best describes the triangle mon

The table shows the webster family’s monthly expenses for the first three months of the year. they are $2,687.44, $2,613.09, and $2,808.64. what is the average monthly expenditure for all expenses?

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers