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19 Cards in this Set
- Front
- Back
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adjacent |
two sides of a polygon with a common vertex |
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attribute/property |
a characteristic or property of an object or a common characteristic of a set of objects. Size, shape, color, and number of sides are attributes.
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corresponding terms |
terms that occupy the same position within two sequences. (in, out) |
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equilateral triangle |
a triangle with all three side equal in length. Each angle of this triangle measures 60' |
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formula |
a general rule for finding the value of something, usually an equation with quantities represented by letter variables. |
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hierarchy of shapes |
a classification in which shapes are organized into categories and subcategories. |
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isosceles triangle |
a triangle with at least two equal-length sides. Angles opposite the equal-length sides are equal in measure. |
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kite |
a quadrilateral that has two nonoverlapping pairs of adjacent, equal-length sides.
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parallel |
lines, line segments, or rays in the same plane that never cross or meet, no matter how far they are extended.
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parallelogram |
a trapezoid that has two pairs of parallel sides. |
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polygon |
a plane figure formed by line segments (sides) that meet only at their endpoints (vertices) to make a closed path. The sides may not cross one another.
1. closed 2. no overlapping sides 3. no curves |
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quadrilateral |
a four-sided polygon. Squares, rectangles, parallelograms, rhombuses, kites, and trapezoids are organized by defining attributes into a hierarchy of shapes. |
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rectangle |
a parallelogram with four right angles. It is a parallelogram and isosceles trapezoid. |
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rhombus |
a parallelogram with four sides of the same length.
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square |
a rectangle with four sides of equal length. |
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term |
an element in a sequence
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tick mark |
marks indicating that two line segments have the same length.
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trapezoid |
a quadrilateral that has at least one pair of parallel sides
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unit fraction |
a fraction whose numerator is 1. |
