Algebra 1 Companion Book, Vol 1 – Summer Edition

2.2.2 Applications of Proportion (continued)

Example 3 Changing Dimensions If every dimension of a figure is multiplied by the same number, the result is a similar figure. The multiplier is called the scale factor. In Example 3, Prof. Burger examines the effect on the perimeter and area of a rectangle after changing its dimensions, as well as the effect on the volume of a cylinder after changing its dimensions.


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