Math Notes Chp.4-5

Question 1

Unit rate

Answer 1

A rate in which the second quantity in the comparison is one unit.

Question 2

Equivalent ratios

Answer 2

Ratios that name the same comparison.

Question 3

Proportion

Answer 3

An equation that states that two ratios are equivalent.

Question 4

Cross product

Answer 4

The product of numbers on the diagonal when comparing two ratios.

Question 5

Coordinate planes

Answer 5

A plane formed by the intersection of a horizontal number line called the x-axis and a vertical number line called the y-axis.

Question 6

x-axis

Answer 6

The horizontal axis on a coordinate plane.

Question 7

y-axis

Answer 7

The vertical axis on a coordinate plane.

Question 8

Origin

Answer 8

The point were the x-axis and the y-axis intersect on the coordinate plane;(0,0).

Question 9

Quadrant

Answer 9

The x- and y-axis divide the coordinate planes into four regions. Each region is called a quadrant.

Question 10

Ordered pair

Answer 10

A pair of numbers that can be used to locate a point on a coordinate plane.

Question 11

Rate

Answer 11

A ratio that compares two quantities measured in different units.