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| is the location usually represented by a dot or a capital letter |
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| has two arrows, one at each indicate that it extends infinitely in each direction |
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| is an accepted statement of fact |
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| through any 2 points there is exactly 1 line |
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| two lines intersect at exactly one point |
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| two planes intersect at exactly one line |
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| through any three noncollinear points there is exactly one plane |
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| a boundless three dimensional set of all points |
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| has exactly one endpoint and extends infinitely in one direction |
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| rays that are going in the opposite direction |
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| two more lines that extend infinitely in both directions and never intersect |
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| lines that are neither parallel nor perpendicular and lie in different planes |
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| planes that do not intersect |
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| use pie in the calculator |
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| segment addition postulate |
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| little piece+little piece=big piece |
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| segments that have the same measure |
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| a line segment or ray that goes through a segment and divides it into two smaller congruent segments |
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| an angle that measures exactly 180 degrees |
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Definition
| two angles that have the same measure |
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Definition
| little angle+little angle=big angle |
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| divides an angle into two smaller, congruent angles |
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Definition
| two lines that intersect to form right angles |
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| a line segment or ray that is perpendicular to the segment aat its midpoint |
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