Part B. Use Polya's four-step problem-solving strategy to solve each of the following exercises.

1. If the hypotenuse of a right triangle measures 10 meters, and one leg is 2 meters more than the other. Find the length of the legs. (Hint: Quadratic Equation)

Step 1: Understand the Problem

Step 2: Devise a

Plan Step 3: Carry Out the Plan

Step 4: Look Back

Find the sum of the first ten terms of the arithmetic sequence in which the first term is 3 and the difference of each term is 5.

Step 1: Understand the Problem

Step 2: Devise a Plan Step

3: Carry Out the Plan Step

4: Look Back