please show work

A professional knife thrower throws a 336 g knife towards a 17.7 kg door, which has a width of 3.07 m. The knife becomes lodged into the door causing it to swing open. The knife, traveling at 256 m/s, hits the door 1.25 m from the hinged edge of the door. What is the angular velocity of the door just after the knife hits it? Use 3 sig figs in your answer. Enter your numerical answer in the space below without any units. On paper, write out the full solution, including units in your final answer. After you submit this test, you will take a photo of your solutions and submit it. Your mark will be based on the answer you enter below and the solutions you submit