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Pentagon Angle Sum Theorem

Author:audrey.feldman

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z`]]
Reflection Across 2 Parallel Lines
רישום חופשי
Shells
Reflection = 180° Rotation about a Line

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shaq
Any Quadrilateral tiles the plane.
Distance formula

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Congruence
Piecewise Functions
Real Numbers
Geometric Mean
Incircle or Inscribed Circle

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