Point a is at 2 and point b is at 4, what is the midpoint?

Ineed me i stuck and i don’t want to get it wrong

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

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?