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10 Cards in this Set
- Front
- Back
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Collinear points
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Points are collinear if they lie on the same line.
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Coplanar points
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Points are coplanar if they lie in the same plane.
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Segment AB
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Segment AB, written AB, consists of points A and B and all points between A and B.
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Segment Addition Postulate
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If Q is between P and R, then PQ + QR = PR.
If PQ + QR = PR then Q is between P and R. |
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Distance Formula
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Midpoint (of segment PQ)
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The midpoint, M of segment PQ is the point between P and Q such that PM=MQ.
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Midpoint Formula (X-Y plane)
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The midpoint of a line segment with endpoints (Y1, Y1) and (Y2, Y2)
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Segment bisector
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A segment bisector is
a point segment line or plane that intersects a segment at its midpoint. |
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Congruent segments
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Congruent segments are segments that have equal lengths.
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Congruent objects
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Congruent objects are objects that have the same size and shape.
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