vertex		The difference between the original price and the sale price of an item.
discount		The point of intersection of the x and y axes.
percent		A series of points that extend in two opposite directions without end.
complementary		A triangle with no congruent sides.
rhombus		Matching
equation		A closed plane figure formed by three or more line segments.
parallelogram		The middle value of a data set when the data is arranged in numerical order.
origin		A polygon with six sides.
integers		A ratio that compares a number to 100.
isosceles		A number written as the product of two factors, one a power of 10.
order of operations		A whole number with exactly two factors, 1 and itself.
probability		A quadrilateral with both pairs of opposite sides parallel.
ratio		The item that occurs with the greatest frequency in a data set.
pentagon		A mathematical sentence with an equal sign.
scale drawing		A quadrilateral with exactly one pair of parallel sides.
mean		A set of numbers that follow a pattern.
divisible		An enlarged or reduced drawing of an object that is similar to the actual object.
inverse operation		One whole number divided by a second whole number with a remainder of zero.
circumference		Operations that undo each other.
simplest form		A decimal that stops or terminates.
angle		The distance around a circle.
parallel lines		A symbol that represents one or more numbers.
hypotenuse		The difference between the greatest and the least values in a data set.
trapezoid		Angles with equal measures.
polygon		An equation stating that two ratios are equal.
range		A triangle with at least two congruent sides.
scientific notation		The set of positive whole numbers, their opposites, and zero.
proportion		A comparison of two quantites by division.
algebraic expression		A flat surface that extends indefinitely in all directions and has no thickness.
line		pemdas
quadrant		Tells you how many times a number or base is used as a factor.
improper fraction		In a right triangle, the longest side, which is opposite the right angle.
plane		The four regions created by the x and y axes.
absolute value		The point of intersection of two sides of an angle or figure.
terminating decimal		Lines in the same plane that never intersect.
mode		The sum of a data set divided by the number of data items.
hexagon		A number's distance from zero on a number line.
median		The sum of the measures of two angles is 90 degrees.
prime number		Has a numerator that is greater than or equal to the denominator.
scalene		Formed by two rays with a common endpoint.
congruent angles		The likeliness that an event will happen.
exponent		A matematical phrase with at least one variable.
sequence		When the numerator and denominator have no common factors other than 1.
corresponding		A polygon with five sides.
variable		A parallelogram with four congruent sides.