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15 Cards in this Set
- Front
- Back
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octagon
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a polygon having eight sides
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parallelogram
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a quadrilateral that has both pairs of opposite sides congruent and parallel
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pentagon
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a polygon with five sides
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perpendicular
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two line segments are perpendicular if they meet at right angles
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polygon
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a simple closed figure in a plane formed by three or more line segments
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quadrilateral
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a polygon with four sides
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rectangle
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a quadrilateral with opposite sides congruent and parallel all all angles are at a right angle
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regular polygon
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a polygon having all sides congruent and all angles congruent
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rhombus
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a parallelogram with all sides congruent
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right angle
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an angle that measures 90 degrees
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rotational geometry
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a figure that can be turned or rotated less than 360 degrees about a fixed point so that the figure looks exactly as it did before being turned is said to have rotational symmetry
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scalene triangle
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a triangle in which no sides are congruent
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side
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a ray that is part of an angle
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similar figures
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figures that have the same shape but different sizes
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square
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a parallelogram with all sides congruent all angles right angles and opposite sides parallel
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