What is the length of the hypotenuse of the triangle? sides 7cm and 3cm a. sqrt 20cm b. sqrt 23cm c. sqrt 40cm d. sqrt 58cm

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

Which simplifys to a+ b? a-(1-b)+1 -(1-a)-b+1 (a--1) -1)+1

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?