Similar Polygons NOTES 8.1 Goals 1)Use Similarity Statements 2)Find corresponding lengths in...
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Transcript of Similar Polygons NOTES 8.1 Goals 1)Use Similarity Statements 2)Find corresponding lengths in...
![Page 1: Similar Polygons NOTES 8.1 Goals 1)Use Similarity Statements 2)Find corresponding lengths in similar…](https://reader035.fdocuments.us/reader035/viewer/2022062601/5a4d1c147f8b9ab0599f8864/html5/thumbnails/1.jpg)
Similar PolygonsNOTES 8.1
Goals1) Use Similarity Statements2) Find corresponding lengths in similar polygons3) Find perimeters & areas of similar polygons4) Decide whether polygons are similar
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Using Similarity Statements
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Example 1: Using Similarity Statements
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You Try!1. In the diagram, ∆JKL~∆PQR. Find the scale factor from ∆JKL to ∆PQR. Then list all pairs of congruent angles and write the ratios of the corresponding side lengths in a statement of proportionality.
Scale Factor: 6/9 = 2/3; 4/6 = 2/3; 8/12 = 2/3 The Scale Factor is 2/3
Congruent Angles:
Proportionality Statement:
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Finding Corresponding Lengths in Similar Polygons
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Example 2: Finding Corresponding Length
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Example 3: Finding Corresponding Length
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You Try!
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Finding Perimeters & Areas of Similar Polygons
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Example 4: Modeling with Mathematics
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Example 4: Modeling with Mathematics
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Example 4: Modeling with Mathematics
![Page 13: Similar Polygons NOTES 8.1 Goals 1)Use Similarity Statements 2)Find corresponding lengths in similar…](https://reader035.fdocuments.us/reader035/viewer/2022062601/5a4d1c147f8b9ab0599f8864/html5/thumbnails/13.jpg)
You Try!
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Finding Perimeters & Areas of Similar Polygons
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Example 5: Finding Areas of Similar Polygons
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You Try!
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Example 6: Deciding whether Polygons are Similar
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You Try!