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20 Cards in this Set
- Front
- Back
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triangle with 2 equal sides
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isosceles
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number of degrees in a triangle
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180
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a quadrilateral with 4 equal sides
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rhombus
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a triangle with all 3 sides equal
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equilateral
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a quadrilateral with one pair of sides parallel
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trapezoid
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the number of degrees in a quadrilateral
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360
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a quadrilateral in which opposite sides are parallel and equal.
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parallelogram
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a triangle in which no sides are equal
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scalene
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a closed figure made up of straight lines
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polygon
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the 5 sided polygon
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pentagon
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a 7 sided polygon
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heptagon
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the number of degrees in a
straight line |
180
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an angle greater than 90 degrees
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obtuse
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an angle that is 90 degrees
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right angle
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a quadrilateral with 4 right angles
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rectangle
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an 8 sided polygon
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octagon
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two angles that add up to 90 degrees are said to be this
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complimentary
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a 4 sided polygon
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quadrilateral
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2 lines in the same plane that never touch
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parallel
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2 lines that form a right angle
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perpendicular
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