Definition | Example | |
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Congruent polygons have congruent corresponding parts—their matching sides and angles. When you name congruent polygons, you must list corresponding vertices in the same order. |
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If
How do you know which sides and angles correspond?
The congruence statement
Multiple Choice The wings of an SR-71 Blackbird aircraft suggest congruent triangles. What is
You know two angle measures in
In the congruent triangles,
Think | Write |
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Use the Triangle Angle-Sum Theorem to write an equation involving
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Solve for
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The correct answer is B. |