Dane’s Vocab
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Transcript of Dane’s Vocab
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DANE’S VOCABUnit 5
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Acute angle:A acute angle is more then 0 degrees and less then 90
degrees
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Adjacent angles angles that are next to each other
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Axis Either of the to number lines that intersect to form a coordinates grid
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Bisecting an angleand angle cute in half
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Concentric circlesCircles that have the same center
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Congruent figuresHaving the shape and size
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Consecutive anglesTo angles in a polygon the have that share a common side
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Corresponding angles or sidesHaving the same relative position in similar or conglutinate figurs
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InscribedIn side of
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IsometryA transformation such as a translation(slide) reflection(flip) or rotation(turn) that
changes the position or orientation of a figure but does not change its size or shape
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Line of reflection a line halfway between a figure and its reflected image
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Mid pointA point halfway between two other points. The mid point of a
line segment
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Obtuse angleA angle that over 90 degrees and less that 180 degrees
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Ordered number pairTwo numbers that are used to locate a point on a coordinate grid.
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Parallel lineNever meeting and always the same distance apart
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PerpendicularMeeting at right angles, lines , rays ,line segments and planes that
meet at right angles
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Perpendicular bisectorA line segment that bisects the side of a triangle
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Preimagea geotrical figure that is somehow changed to purduce a nother
figure
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Reflectionthe flipping of a figure over a line so the image is a mirrior image
of the origanal
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Reflex angleA angle over 180 degrees
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Right AngleAn angle that is a perfect 90 degrees
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RotationA movment of a figure around a fixed point or axis
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SectorA section of a percent circle
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Straight angle A angle that measure a perfect 180 derees
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Supplementary anglesTwo angles whose measures total 180 degrees
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TransformationSomething done to geometric figure that produces a new one
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TranslationA movement of a figure crossed a straight line
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TransversalA line that intersects two or more lines
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VertexThe point where a rays of an angle
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Vertical anglesWhen two lines intersect,the angle that do not have a common side.