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GEOMETRY

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
Acute angle?   Angle less than 90 degres  
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Angle?   formed by two rays connected by the same endpoint.  
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Angle bisector   a ray that divides an angle into two congruent angles.  
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collinear points   lie on the same line  
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congruent angles   angles that have the same measures  
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congruent segments   segments with the same length  
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conjecture   a conclusion reached by using inductive reasoning  
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coordinate   a specific point on a number line or a plane  
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coplanar   points and lines in the same plans  
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counterexample   something that disproves a conjecture  
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inductive reasoning   something that is reached through examples and the process of elimination  
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line   has no length,width,or thickness. it extends without ending in two directions  
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midpoint   a point that divides a segment into two congruent segments  
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obtuse angle   angle more than 90 degrees and less than 180 degress  
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opposite rays   start at the same point but go in opposite directions  
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parrelel lines   coplanar lines across from each other but will never meet  
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perpendicular lines   lines that intersect to form roght angles  
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plane   flat surface that has no thickness. it extends without end in all directions  
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point   no length,width,or thickness, but has a position  
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postulate   an accepted staement of fact  
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ray   part of a line that consists of an initial points and all points on the line that lie on one side of the initial point.  
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right angle   90 degree angle  
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segment   the part of a line consisting of two points  
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skew lines   noncoplanar lines that never intersect and are not parallel  
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space   the set of all points  
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Created by: jordan825
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