Hurry please, 20 points Manuel has scored 77, 76, 84, 62, and 81 on his previous five tests. What score does he need on his next test so that his average (mean) is 77?

Sadie computes the perimeter of a rectangle by adding the length, l, and width, w, and doubling this sum. eric computes the perimeter of a rectangle by doubling the length, l, doubling the width, w, and adding the doubled amounts. write an equation for sadie’s way of calculating the

10 ! in a race, nick is 50 feet in front of jay after ten seconds. how fast can nick run, if jay can run 20 feet per second?

What is the image of c for a 90° counterclockwise rotation about a? (3, 7) (-1, 3) (7, 3)