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24 Cards in this Set
- Front
- Back
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triangle
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3 sided polygon
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quadrilateral
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4 sided polygon
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pentagon
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5 sided polygon
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hexagon
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6 sided polygon
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heptagon or septagon
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7 sided polygon
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octagon
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8 sided polygon
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nonagon
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9 sided polygon
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decagon
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10 sided polygon
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diagonal
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connects to vertices on a polygon that are not adjacent
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trapezoid
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quadrilateral with one pair of parallel sides
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parallelogram
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quadrilateral with 2 pairs of parallel sides that are congruent
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rectangle
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parellelogram with 4 right angles
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rhombus
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parallelogram with 4 equal sides
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square
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parallelogram with 4 right angles and 4 equal sides
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equilateral triangle
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triangle with 3 equal sides
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isosceles triangle
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triangle with 2 equal sides
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scalene triangle
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triangle with no equal sides
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acute triangle
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triangle with 3 acute angles
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obtuse triangle
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triangle with one obtuse angle
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right triangle
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triangle with one right angle
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sum of the measure in a triangle
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180
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sum of the measure in a quadrilateral
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360
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interior angles
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angles within a polygon
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exterior angle
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angle supplementary and adjacent to an interior angle
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