This document contains notes from a math lesson on changing scales. The lesson covers reducing and enlarging scales, with examples and practice problems. Students are assigned problems from Problem Set 13 and informed there will be a Test #6 on Friday. The document includes pages from the student workbook with diagrams and questions on scale drawings and scale factors.

1. Module 4 Lesson 13.notebook
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March 26, 2014
Lesson 4­13: Changing Scales
Homework:
1.) Problem Set 13 #1, 2, 3
2.) Test #6 Friday
Do Now: Exit Ticket Lesson 12 (first page only)

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Exit Ticket

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Page S.70

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Page S.70

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Page S.71

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Reduction:
Enlargement:
lengths in the scale drawing are smaller than the lengths in the original drawing.
Scale factor is < 100%
Scale factor is > 100%
lengths in the scale drawing are larger than the lengths in the original drawing.
Page S.73

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Page S.73
click the
box for the
answer
click the
box for the
answer

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Page S.74

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Page S.75
click in the box
for the answer

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Page S.75
click in the box
for the answer

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Page S.76

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Page S.76

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Problem Set #4

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