Direction: Use Polya's four-step problem-solving strategy to solve the following problems. (8 items x 2 points) 1. If six (6) people greet each other at a meeting by shaking hands with one another, how many handshakes will take place? Understand the Problem: Devise a Plan: Carry Out the Plan: Revise the Solution: The product of the ages, in years, of three (3) teenagers is 4590. None of them have the same age. What are the ages of the teenagers? Understand the Problem: Devise a Plan: Carry Out the Plan: Revise the Solution