Congruence via Rigid Motions
Geometry · Flashcards · Recall
GEOMETRY · FLASHCARDS
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QUESTION
Which rigid motion is determined by a center point and an angle of rotation?
QUESTION
What is the coordinate rule for a
90
∘
90^\circ
9
0
∘
clockwise rotation about the origin?
QUESTION
What is an invariant under any rigid motion?
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ANSWER
Distance between any two points. Rigid motions preserve all distances by definition.
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