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30 Cards in this Set
- Front
- Back
perpendicular
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lines that intersect to form, four right angles
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adjacent
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angles that share a common side the same vertex
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scalene
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triangle with no congruent sides
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vertical
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congruent angles formed opposite one another when two lines intersect
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transversal
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a line that intersects parallel lines
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rhombus
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a special parallelogram that has 4 congruent sides
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square
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special parallelogram that has 4 right angles and 4 congruent sides
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kite
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quadrilateral with two consecutive congruent sides opposite angles are congruent
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protractor
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tool used to measure and draw angles
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plane
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two-d surface that extends in all directions
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complementary
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angles that equal 90 degrees when combined
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angle
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two rays that begin at the same point
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obtuse
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an angle that measures more than 90 degrees
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acute
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an angle that measures less than 90 degrees
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right
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an angle that measures 90 degrees
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skew
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lines that never intersect because thay are in different planes
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rectangle
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a special parallelogram with four right angles
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ray
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a part of a line that begins at a point and extends in one direction without ending
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corresponding
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congruent angles that hold the same relative position when parallel lines are cut by a transversal
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polygon
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a closed geometrical figure with straight sides
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pyramid
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a 3-d figure whose edges come up from the base to intersect at one vertex
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equilateral
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triangle with three congruent sides
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trapezoid
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a quadrilateral with only one pair of opposite sides parallel
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prism
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a 3-d figure with two bases that are parallel and congruent
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parallelogram
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quadrilateral whose opposite sides are parallel and congruent and opposite angles are congruent
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point
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a position in space represented by a dot and named by a capital letter
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line
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a straight path extending without end in two directions and named by two points
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parallel
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lines that are in the same plane and are the same distance apart
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line segment
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part of a line consisting of two endpoints and all the endpoints in between
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supplementary
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angles that equal 180 degrees when combined
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