PLS HELP PIC OF PROBLEM IS ATTACHED

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

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