Unit 9: Rational Numbers and the Coordinate Plane

A measure of the distance a number is from zero on a number line.

• Absolute Value

• Opposites

• Negative Numbers

• Positive Numbers

Numbers to the left of, or below, 0 the number line.

• Absolute Value

• Opposites

• Negative Numbers

• Positive Numbers

Numbers to the right of, or above, 0 the number line.

• Absolute Value

• Opposites

• Negative Numbers

• Positive Numbers

Numbers that are the same distance from zero on a number line, but in different directions.

• Absolute Value

• Opposites

• Negative Numbers

• Positive Numbers

A plane together with two perpendicular line that intersect at 0 on each number line.

• Coordinate Plane

• Origin

• Quadrant

• Reflected Point

A given point and its reflected point are mirror images across the x-axis or y-axis of the coordinate plane.

• Coordinate Plane

• Origin

• Quadrant

• Reflected Point

The x- and y-axis divide the coordinate plane into four regions called ____________.

• Coordinate Plane

• Origin

• Quadrant

• Reflected Point

The point of intersection of the x-axis and y-axis on a coordinate plane.

• Coordinate Plane

• Origin

• Quadrant

• Reflected Point

The set of numbers that includes whole numbers, their opposites, and zero.

• Integers

• Opposites

• Negative Numbers

• Positive Numbers

Any number that can be expressed as a fraction a/b, and where a and b are integers and b does not equal zero.

• Integers

• Rational Numbers

• Negative Numbers

• Positive Numbers