First, you need to do 22 + 17 which is 39 Next, you need to do 39 + 12 which is 51. Next, you need to do 51 + 12 which is 63. Next, you need to do 63 + 30 which is 93. Lastly, you need to do 93 + 40 which is 133.
Remember This: Perimeter is adding up all the side lengths to get your answer.
