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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

twod 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 3d 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 3d 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
