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Math Vocab

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
Angle Bisector   A ray that divides an angle into of equal measure  
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Arc   part of circle  
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Hexagon   A polygon with 6 sides  
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Irregular polygon   A polygon where the sides aren't congruent  
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line   A series of points that extends in two opposite directions with out end  
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plane   A flat surface that extends indefinately in all directions  
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isoceles triangle   a polygon with 2 congruent sides  
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scalene triangle   a triangle with no congruent sides  
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Acute angle   An angle with a measure between 0 and 90  
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Acute triangle   a triangle with three acute angles  
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adjacent angles   angles that share a vertex and a side but have no interior points in common  
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angle   an angle is formed by two rays with a common endpoint called a vertex  
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central circle   an angle whose vertex is the center of a circle  
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chord   a segment that has both endpoints in the circle  
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circle   the set of points in a plane that are all the same distance from a given point called the center  
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circle graph   a graph of data where the entire circle represents a whole. Each wedge, sector, represents part of a whole  
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compass   a geometric tool used to make circles or arcs  
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complementary angles   Two angles are complementary if the sum of their measures is 90  
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congruent angles   angles that have the same measure  
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congruent sides   congruent sides have the same length  
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decagon   a polygon with 10 sides  
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diameter   a segment that passes through the center of a circle and has both enpoints on the circle  
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equalateral triangle   a triangle with three congruent sides  
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intersecting lines   two lines that cross each other  
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midpoint   the midpoint of a segment is the point that divides the segment into two segments of equal length  
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obtuse angle   an angle with a measure greater than 90  
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obtuse triangle   a triangle with one obtuse angle  
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octagon   a polygon with 8 sides  
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parallel lines   lines in the same plane that never intersect  
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parallelogram   a quadrilateral with both pairs of opposite sides parallel  
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pentagon   a polygon with 5 sides  
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perpendicular bisector   a segment bisector that is perpindicular to the segment  
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perpendicular lines   lines that intersect to form a right angle  
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point   a location that has no size  
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Created by: ItzelS28
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