16.4 Graphing Number Patterns

Front

What is a coordinate?

Back

A coordinate is a set of values that show an exact position on a graph, usually written as (x,y).

Front

What does the first number in a coordinate pair represent?

Back

The first number (x) represents the horizontal position on the graph.

Front

What does the second number in a coordinate pair represent?

Back

The second number (y) represents the vertical position on the graph.

Front

How do you write an ordered pair?

Back

An ordered pair is written as (X,Y), where X is the horizontal value and Y is the vertical value.

Front

What is the rule for the pattern: 65, 62, 59, 56, 53, 50?

Back

The rule is to subtract 3 from the previous number.

Front

If a point is at (2,3), what is its x-coordinate?

Back

The x-coordinate is 2.

Front

If a point is at (2,3), what is its y-coordinate?

Back

The y-coordinate is 3.

Front

What does it mean to move 3 units right on a coordinate grid?

Back

It means to increase the x-coordinate by 3.

Front

What does it mean to move 2 units down on a coordinate grid?

Back

It means to decrease the y-coordinate by 2.

Front

If Lucy's house is at (3,3) and Ainsley moves 3 units right and 2 units down, where is Ainsley's house?

Back

Ainsley's house is at (6,1).