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Cards In This Set
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Segment Addition Postulate
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Two segments add up to one bigger
segment
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Angle Addition Postulate
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Two angles add up to one bigger angle
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Postulate 5
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A line contains at least two points; a plane contains at least three points not all in one line; space contains at least four points not all in one line
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Postulate 6
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Through any two points there is exactly one line.
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Postulate 7
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Through any three points there is exactly one plane, and through any three collinear points there is exactly one plane.
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Postulate 8
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If two points are in a plane, then the line that contains the points is in that plane.
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Postulate 9
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If two points intersect, their intersection is a line.
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Theorem 1-1
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If two lines intersect, then they intersect in exactly one point.
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Theorem 1-2
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Through a line and a point not in the line there is exactly one plane.
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Theorem 1-3
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If two lines intersect, then exactly one plane contains the lines.
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Addition Property
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If a = b, and c = d then a + c = b +d
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Subtraction Property
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If a = b and c = d then a - c = b - d
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Multiplication Property
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If a = b, then ca =cb
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Division Property
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If a = b, then a/c = b/c
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Substitution Property
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If a = b, then a or b can be substituted for the other in any equation or inequality.
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