GS - Geometry H.- Ch.1 - Points, lines, and planes
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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Equidisant | Objects the same distance from each other.
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Point | A location in space that has no dimension
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A Line | Infinite set of points that extend in opposite directions. A line has one dimension (length).
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A Plane | An infinite set of points that creates a flat surface that is without end. A plane has two dimensions (length and width)
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Space | The set of all points.
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Collinear | Points on the same line.
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Noncollinear | Points not on the same line.
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Coplanar | Points on the same plane.
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Noncoplanar | Points not in the same plane.
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Intersection | The place where geometric figures cross each other.
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Segment | Named by giving its endpoints.
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Ray | Named by giving its endpoint and another point on the line with one arrow.
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Lenth | The distance between two points.
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Congruent | Two objects that have the same size and shape.
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Midpoint of a segment | A point that divides a segment into two congruent segments.
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Bisector of a segment | A segment bisector is a line, segment, ray, or plane that intersects a segment at its midpoint.
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Angle | A figure formed by two rays with the same endpoint
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Measure of an angle | A protractor, or computing the absolute value of the difference of these numbers can be used to find the ...
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Acute | 0 < m
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Obtuse | 90 < m
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Right | m
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Straight | m
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Congruent angles | Two angles with equal measures.
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Bisector of an angle | The ray that divides an angle into two congruent angles.
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Adjacent angles | Coplanar angles with a common vertex nand a common side but no common interior points.
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Postulate | A basic assumption accepted without proof.
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Theorem | A statement that can be proved using postulates, definitions, and previously proved theorems.
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Exists | There is at least one.
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Unique | Exactly one.
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Determine | To define or specify.
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Created by:
MrGman
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