Unit 6: The Coordinate Plane

Front

What is the point where the x-axis and y-axis intersect?

Back

origin

Front

How do you correctly write an ordered pair?

Back

(x,y)

Front

When you reflect a point over the y-axis, which coordinate changes?

Back

x-coordinate

Front

What are the coordinates for the origin in the coordinate plane?

Back

(0,0)

Front

What is the set of whole numbers and their opposites called?

Back

integers

Front

What are the four sections of the coordinate plane called?

Back

quadrants

Front

What is the x-coordinate in an ordered pair?

Back

The first number in the pair (x,y).

Front

What is the y-coordinate in an ordered pair?

Back

The second number in the pair (x,y).

Front

What happens to the coordinates of a point when it is reflected over the x-axis?

Back

The y-coordinate changes sign.

Front

What is the distance from the origin to the point (3,4) in the coordinate plane?

Back

5 (using the Pythagorean theorem).