Edit 10 X Problem Solving Zam is laying out patio stones in a triangular pattern. The first row has 2 stones and each row has 2 Challenge Yourself! additional stones, as shown below. How many complete rows can he make with a box of 144 stones? 1. Understand the problem. The answer will be the number of complete rows. 2. Make a plan. 3. Solve. Answer: 1. Understand the problem. List the important information: . The first row has 2 stones. . Each row has 2 additional stones . He has 144 stones. . The patio should have as many complete rows as possible. UT RO_Pre-Calculus_SHS_Q1_LP8 SMILE APARTMENT OF EDUCAX DEPA (Simplified Module Intended for Learning Encounters) Learner's Packet REGION V BICOL 2. Make a plan. Make a diagram of the patio to better understand the problem. Find a pattern for the number of stones in each row. Write and evaluate the series. Row 1 Row 2 Row 3 3. Solve. The number of stones increases by 2 in each row. Write a series to represent the total number of stones in n rows. IV. Rubric for Scoring Source: Maine Department of Education POINTS CRITERIA 4 A correct solution and an appropriate strategy are shown or explained and the solution is shown with correct label or description if necessary. A complete, appropriate strategy is show or explained but: an incorrect solution is given due to a simple computational or other error or 3 . no solution is given. A correct solution is given with no solution strategy or explanation shown. A correct solution and appropriate strategy is shown or explained, but not labeled correctly when necessary. Some parts of an appropriate strategy are shown or explained, but some key elements are missing. 2 Some parts of an appropriate strategy are shown or explained, along with some inappropriate parts. Appropriate strategy shown or explained, but implemented incorrectly Some work or explanation beyond re-copying data, but work would not lead to a correct solution. One or more incorrect approaches attempted or explained. No work or solution shown or explained. 0 Incorrect solution and no work shown or explained. Some data from the problem copied over, but no evidence of any strategy is shown or explained. DO DO W C Tools Mobile View Share PDF to DOC Edit on PC