Finding Area Using Multiplication: Understanding Length and Width

This lesson teaches how to find the area of a polygon by multiplying its length and width. It reviews key concepts such as area, perimeter, length, and width, and explains how to use arrays for multiplication. The lesson highlights common mistakes in area calculation and demonstrates the tiling method to find the area. It also shows how to use grid paper and arrays to calculate the area, concluding with a final example to reinforce the learning.

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