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34 Cards in this Set
- Front
- Back
part of a line
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segment
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angles with the same measurements
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congruent
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two angels whose sum of their measures is 90 degrees
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complementary angles
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two angles whose sum of their measures is 180 degrees
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supplementary angles
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two angles formed by intersecting lines and whose angles are equal
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vertical angles
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two angles who share a side
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adjacent angles
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this exists when two halves of a figure can be made to match by folding on a line
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line symmetry
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this exists when a figure can be rotated less than 360 degrees about a central point and be made to match with the original figure
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rotational symmetry
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an angle with a measure of more than 180 degrees
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obtuse angle
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a figure formed by two rays with the same end point
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angle
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a location in space
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point
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have the same measure
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congruent
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a transformation in which a figure is moved horizontally, vertically, or diagaonally
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translation
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a transformation in which a figure is turned around a given npoint
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rotation
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a transformation in which a figure is flipped over a given line
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reflection
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a way to prove congruence if three corresponding sides of two triangle are congruent
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SSS
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a way to prove congruence if two corresponding angles and corresponding included side of two triangles are congruent
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ASA
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a way to prove congruence if two corresponding sides and a corresponding included angle of two triangles are congruent
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SAS
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three sided figure
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triangle
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four sided figure
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quadrilateral
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five sided figure
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pentagon
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six sided figure
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hexagon
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seven sided figure
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heptagon
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eight sided figure
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octagon
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triangle with no equal sides
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scalene
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triangle with two equal sides
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isosceles
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triangle with three equal sides
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equilateral
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triangle with one right angle
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right triangle
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triangle with one obtuse angle
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obtuse triangle
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triangle with three acute angles
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acute triangle
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angle equal to 90 degrees
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right angle
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angle less than 90 degrees
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acute angle
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angle greater than 90 degrees
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obtuse angle
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angle equal to 180 degrees
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straight angle
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