Welcome to Westonci.ca, the place where your questions are answered by a community of knowledgeable contributors. Join our Q&A platform and connect with professionals ready to provide precise answers to your questions in various areas. Experience the convenience of finding accurate answers to your questions from knowledgeable experts on our platform.

2. How did you know that the last digit of the whole-number
dimensions of the floor mat must be a 2 or an 8? (Hint: Make a
table of all the squares from 1 to 10, to see the last digits of greater
squares.)