What is the surface area?

Which of the following points is collinear with (-2,1) and (0,3)

Complete the solution of the equation. find the value of y when x equals to 28 x+3y=28

Alex took his brother to a birthday party. the party was scheduled to last for 1 and 3/4 hours but they stayed for 4/5 of an hour more. how long did she stay at the party?