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The introduction of the Common Core standards inspired a change in the mindset of “basing transformations on congruence” to the more intuitive approach of “basing congruence on transformations.” In modern geometry, the traditional arguments justifying congruence and similarity are more effectively supported by rigid transformations and dilations. In this 3-week module, we examine how transformations are applied to justify congruence and similarity. Specific goals and activities include the following:
Created by The STREAM Team. Facilitated by Pat Baltzley, Math Education Consultant |
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Facilitated, January 5 - 26, 2020 Registration open Dec 15 and closes Jan 5 or when the course is full. |
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15 OPI Renewal Units | ![]() |
HS Math Teachers |
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