PSA2PWA - Problem Sets---Geometry, M1 Lesson 23 (G.CO.B.7, G.CO.B.8)
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Given: AB=BC, AD=DC

Prove: △ADB and △CDB are right triangles

 

 

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Given: AC=AE and 

Prove: AB=AF

 

 

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In the diagram, △ABC is isosceles with . In your own words, describe how transformations and the properties of rigid motions can be used to show that .

 

 

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