mathh vocabularyy
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Acute Angle | an angle with a measure between 0 and 90 degrees
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| Acute Triangle | has three acute angles
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| Adjacent Angles | share a vertex and a side but have no interior points in common
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| Angle | is formed by two rays with a common end point called vertex
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| Angle Bisector | a ray that divides an angle into angles of equal measure
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| Arc | a part of a circle
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| Central Angle | an angle whose vertex is the center of a circle the sum is 360 degrees
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| Chord | is a segment that has both end points on the circle
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| Circle | is 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 the whole
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| Compass | geometric tool used to draw circles or arcs
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| Complementary | two angles are complementaryif the sum of their measures is 90 degrees
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| Congruent Angles | angles that have the same measure
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| Congruent Polygons | two polygons are congruent if they have exactly the same shape and size
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| Congruent Sides | have the same lengths
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| Decagon | polygon with 10 sides
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| Diameter | a segment that passes through the center of a circle and has both end points on the circle
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| Equilateral Triangle | is a triangle with three congruent sides
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| Hexagon | polygon with 6 sides
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| Irregular Polygon | is a polygon with sides that are not all congruent and/or angles that are not all congruent
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| Isosceles Triangle | is a triangle with at least two congruent sides
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| Line | is a series of points that extends in two opposite directions without end
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| Midpoint | is the point that divides the segment into two segment of equal length
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| Obtuse Angle | is an angle with a measure greater than 90 and less than 180 degrees
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| Obtuse Triangle | is a triangle with one obtuse angle
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| Octagon | polygon with 8 sides
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| Parallel Lines | are lines in the same plane that never intersect
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| Parallelogram | is a quadilateral with both pairs of opposite sides parallel
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| Pentagon | polygon has 5 sides
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| Perpendicular Bisector | is a segment bisector that is perpendicular to the segment
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| Perpendicular Lines | intersect to form right angles
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| Plane | is a flat surface that extends indefinitely in all directions
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| Point | is a location that has no size
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| Polygon | is a close figure formed by three or more line segments that do not cross
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| Quadrilateral | is a polygon with four sides
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| Radius | is a segment that connects the center of a circle
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| Ray | has one endpoint and all the points of the line on one side of the point
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| Rectangle | is a parllelogram with four right angles
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| Regular Polygon | is a polygon with all the sides congruent and all the angles congruent
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| Rhombus | a parallelogram with four sides
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| Right Angle | is an angle with a measure of 90 degrees
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| Right Triangle | is a triangle with one right angle
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| Scalene Triangle | is a triangle with no congruent sides
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| Segment | has two endpoints and all the points of the line between the endpoints
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| Segment Bisector | is a line, segment or ray that goes through the midpoint of a segment
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| Skew Lines | lie in different planes they are neither parallel nor intersecting
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| Straight Angle | is an angle with a measure of 180 degrees
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| Square | is a parallelorgram with four right angles and four congruent sides
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| Supplementary Angle | two angles whose measures add up to 180 degrees
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| Trapezoid | is a quadrilateral with exactly one pair of lines
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Created by:
samantha.marinari
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