Unit 2 Vocabulary

Front

opposites

Back

numbers that are the same distance from zero on a number line but in opposite directions

Front

integers

Back

the set of all whole numbers and their opposites

Front

absolute value

Back

an integer's distance from zero on the number line

Front

x-axis

Back

HORIZONTAL number line in the coordinate system

Front

y-axis

Back

VERTICAL number line in the coordinate system

Front

origin

Back

point that is located at (0,0)

Front

reflection

Back

a geometric transformation that results in a mirrored image

Front

x-coordinate

Back

the first numerical value in an ordered pair that defines a point's horizontal position

Front

y-coordinate

Back

the second numerical value in an ordered pair that defines a point's vertical position

Front

left or right

Back

how you move from the origin FIRST