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  1. CCSS.MATH.CONTENT.HSG.CO.C.9
    1. Vertical Angles Theorem
    2. Alternate Interior Angles and Corresponding Angles

CCSS.MATH.CONTENT.HSG.CO.C.9

Author:Ellen Barbaresso
This is a GeoGebraBook that proves the theorems about lines and angles.

  • Vertical Angles Theorem

  • Alternate Interior Angles and Corresponding Angles

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Vertical Angles Theorem

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