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24 Cards in this Set
- Front
- Back
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geometry figures that are the same shape and equal in size
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congruent
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line
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undefined
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adjacent
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1-must have common vertex
2-must have a common side (ray) 3-can not share interior points |
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coplanar
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all points on the same plane
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a number that continues on w/ out a pattern..example PI
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irrational number
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an unproven statement that is based on observation
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conjecture
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acute angle
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between 0 and 90degrees
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all the numbers on the numberline
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R
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when you measure angles you have to use_________
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degrees
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R stands for.. (NOT definition, just what it stands for)
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real numbers
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a ray or line or segment that passes through a mid-point
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segment bisector
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a way of reasoning that looks at a special pattern and forms a conjection
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inductive reasoning
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straight angle
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180degrees
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point
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undefined
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statement accepted w/o proof..AXIOM
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postulates
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plane
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undefined
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a point that creates 2 equal segments
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midpoint
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plane
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undefined
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90degrees
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right angle
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collinear
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all points on the same line
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a ray that creates 2 equal angles
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angle bisector
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add the opposite
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subtraction
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oppisite rays
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A common initial point (same starting point)
B must go in oppisite directions C must be collinear |
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obtuse angle
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greater than 90degrees but less than 180degrees
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