Kindergarten Grade Common Core: G.CO.9
Common Core Identifier: G.CO.9 / Grade: K
Curriculum: Congruence: Prove Geometric Theorems
Detail: Prove theorems about lines and angles. Theorems include: vertical angles are congruent; when a transversal crosses parallel lines, alternate interior angles are congruent and corresponding angles are congruent; points on a perpendicular bisector of a line segment are exactly those equidistant from the segment's endpoints.
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