Unit 3, Lesson 3, Grade 8 icon
Unit 3, Lesson 3

Examples of Dilations

EngageNY 45 min(s)

Students know that to shrink or magnify a dilated figure back to its original size from center O with scale factor As necessary, show students how to dilate a curved figure, namely, circle A (i.e., circle with center A). We want to find out how many points we need to dilate in order to develop an image of circle A from center of dilation O at the origin of the graph, with scale factor r = 3.

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