Your Turn Complete this problem using the Four Problem Solving Steps. Handshaking Problem: To get to know everyone in the class, each person could shake hands just once with everyone else in the class. If all members of this class were to shake hands one and only one time with every person in the class (note: you don't shake hands with yourself), how many handshakes would occur? Our class has 25 students. Understand the Problem: Record your initial thoughts and strategies as you begin to investigate this problem. Devise a Plan: How is this similar to another problem? State what problem solving strategy you are using. You may use more than one. Carry out the Plan: Describe any changes in your strategies and how you determined the answer to the