MA, Stanford University
Teaching in the San Francisco Bay Area
Alissa is currently a teacher in the San Francisco Bay Area and Brightstorm users love her clear, concise explanations of tough concepts
The area of a rectangle is calculated by length times width, so when we are given an area and asked to find the possible side lengths, we are really trying to find all factor pairs. Start by using 1 and the area, then test if 2 is a factor, 3, 4, etc until you reach a side length that you have already listed as a factor.
Transcript Coming Soon!