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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
show adjacent angle  
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two non-adjacent angles on opposite sides of two lines   show
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two angles whose measures total 90 degrees   show
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show supplementary angles  
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show vertical angles  
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a flat surface that goes on forever in all directions   show
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a figure that cannot be traced with the same starting and stopping points   show
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show closed figure  
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show polygon  
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a point that is common to two sides of a polygon or an angle   show
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a line segment that connects one vertex to another vertex   show
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show point  
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show line  
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show ray  
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a part of a ray or line that has two end points   show
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show congruent lines  
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show pentagon  
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show triangle  
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a six sided shape   show
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show quadrilateral  
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show decagon  
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show intersecting  
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show parallel lines  
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lines that intersect to form a 90 degree angle   show
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show scalene  
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a triangle with at least 2 congruent sides   show
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show equilateral  
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a triangle with three acute angles   show
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a triangle with 1 right angle   show
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show obtuse triangle  
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a quadliteral with both pairs of opposite sides parallel and congruent   show
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a parallelogram with 4 congruent sides   show
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show a rectangle/square  
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a quadliteral with 4 congruent sides   show
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show trapezoid  
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show kite  
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show circle  
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show chord  
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show diameter  
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a line segment that connects the center of a circle and a point on the circle. Its length is half the diameter   show
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show arc  
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an angle whose vertex is the center of a circle   show
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show sector  
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formula for adding all sides (2L+2W)   show
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show area  
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formula (LxWxH)   show
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show area of a triangle  
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formula PiD (pi is 3/14)   show
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show similar  
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moves a figure in a straight line without turning or flipping it   show
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show rotation  
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creates a mirror image of a figure across a line   show
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a picture   show
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Created by: belles
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