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G-SRT.1.b Warmup M2-046-A08-V03

Verify that dilations scale line segments by the dilation scale factor.

Use a dilation scale factor to find a missing side in similar figures

Problem

Use similarity and dilation to find the missing side: similar triangles with corresponding sides \(5\to~20\) and \(x\to~28\)

Unworked paired preimage/image geometry with supplied correspondence and measurements. Open full size
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Four variants of this problem type
Curriculum context
Course
Math II
Standard
G-SRT.1.b
Category
Geometry
Domain
Similarity, Right Triangles, and Trigonometry
Objective
Verify that dilations scale line segments by the dilation scale factor.
Problem type
Use a dilation scale factor to find a missing side in similar figures