Triangle Congruence

David Wees, 2019年4月8日

This is a series of four activities intended to support students in being able to see how ASA, SAS, SSS can justify triangle congruence but that SSA does not work.


  • 1. Copy of SAS Triangle Congruence
  • 2. SSS congruence via construction
  • 3. ASA Triangle Congruence
  • 4. SSA Triangle Congruence
  • 5. AAA Triangle Congruence

1.

Copy of SAS Triangle Congruence

Use the provided tools for each activity to create as many different triangles as you can.[br]The red-colored points can be moved around.
– David Wees

2.

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3.

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4.

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5.

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