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30 Cards in this Set

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