What is the best estimate of the perimeter of the figure below if each square has a side length of 1 foot? On a coordinate plane, a figure is 30 units around. 26 feet 28 feet 30 feet 39 feet

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