14 terms

absolute value

The distance a number is from zero on a number line

The distance a number is from zero on a number line. ALWAYS POSITIVE

The distance a number is from zero on a number line. ALWAYS POSITIVE

additive inverse

The opposite of a number

-5 + 5 = 0

(mathematics) one of a pair of numbers whose sum is zero

-5 + 5 = 0

(mathematics) one of a pair of numbers whose sum is zero

coordinate

a number that identifies a position relative to an axis

Ordered pairs that identify points on a coordinate plane. (x,y)

Ordered pairs that identify points on a coordinate plane. (x,y)

inequality

A statement that compares two quantities using <, >, ≤,≥, or ≠

A mathematical sentence that compares expressions

A mathematical sentence that compares expressions

integer

All numbers that are negative, positive, non-fractional, and non-decimal

negative number

a number less than zero

Any number that has a minus sign (-) and is smaller than zero

Any number that has a minus sign (-) and is smaller than zero

opposites

two numbers that have the same absolute value but have different signs

Equal distance, but different directions from 0 on the number line

example: 4 and -4 9 and -9

Equal distance, but different directions from 0 on the number line

example: 4 and -4 9 and -9

positive number

a number greater than zero

A number greater than zero. Numbers to the right or above zero on a number line.

A number greater than zero. Numbers to the right or above zero on a number line.

quadrants

Four regions into which a coordinate plane is divided by the x-axis and the y-axis

the four sections of a coordinate plane labeled counterclockwise I, II, III, IV

the four sections of a coordinate plane labeled counterclockwise I, II, III, IV

average

the sum of data divided by the number of items in the dataset, also called mean.

mean

the sum of data divided by the number of items in the dataset, also called average.

reflection

when you flip a figure over a line

transformation

an operation that maps original geometric feature into a new figure called on image

translation

when you slide a figure from 1 position to another with out turning it.