Key Term Challenge - Math Accelerated

a line that intersects two parallel lines to form eight angles

a rate simplified so that it has a denominator of 1

the ratio of a length on a scale drawing/model to the corresponding length on the real object

statements that are true for any number

an equation that contains two operations

set of rational numbers together with the set of irrational numbers

the point at which the number lines intersect in a coordinate system

expressions that contain the same variables to the same power

special relation where each element of the domain is paired with exactly 1 element in the range

the measure of the space occupied by a solid region

to find the numerical value of an expression

the sum of the areas of all the faces of a 3D figure

two or more equations with the same solution

the amount of money paid or earned for the use of money

two numbers whose product is 1

the amount a customer pays for an item

the ratio of the increase or decrease of an amount to the original amount

two lines in the same plane that do not intersect

an equation that is true for every value of the variable

tells how many times a base number is used as a factor

to multiply a sum by a number, multiply each addend by the number outside the parentheses

the four regions into which the x-axis and y-axis separate the coordinate plane

the order in which numbers are added or multiplied does not change the sum

a fraction with a numerator and/or denominator that is also a fraction

the answer in a subtraction problem

simple, closed figure formed by three or more line segments

nonadjacent exterior angles found on opposite sides of the transversal

a mathematical sentence that contains an equals sign

a rational number whose square root is a whole number

a number less than zero

a constant ratio of a proportion

an algebraic expression with no like terms and no parentheses

a number that cannot be expressed as a/b

two angles that have the same vertex, share a common side, and do not overlap

an expression that contains sums and/or products of variables and numbers

the second number of an ordered pair

the set of all y-coordinates from each ordered pair

a quadrilateral with exactly one pair of parallel sides

the whole numbers and their opposites

a relationship in which two ratios are not equal

a figure that is made up of two or more shapes

a set of ordered pairs

a triangle with no equal side lengths

a value for the variable that makes an equation true

the ratio of the rise to the run

a set with no elements

a polygon that has all sides congruent and all angles congruent

a transformation where a figure is flipped over a line

the amount by which the regular price of an item is reduced

a statement of equality of two or more ratios

a transformation that alters the size of a figure but not its shape

a mathematical sentence that contains <, >, ≥, or ≤

two angles whose measures have a sum of 90 degrees

operations that undo each other

the distance a number is from zero on the number line

an angle inside a polygon

figures that have the same shape but not necessarily the same size

lines that intersect to form a right angle

a term without a variable

two numbers that have the same absolute value but different signs

the amount of money in an account

a placeholder for any value

the set of numbers that can be written as a fraction in the form a/b

two pairs of opposite angles formed by two intersecting lines

using the properties of similar triangles to find measurements that are difficult to measure