Reflection and Distance on Coordinate Plane

Front

What is the distance formula for points on a coordinate plane?

Back

Distance = |x2 - x1|

Front

Calculate the distance between the points 4 and -12.

Back

16 Spaces

Front

Calculate the distance between the points -6 and 4.

Back

10 Spaces

Front

What happens to the y-coordinate of a point when it is reflected across the x-axis?

Back

The y-coordinate changes sign.

Front

What are the coordinates of the point (6, -5) reflected across the x-axis?

Back

(6, 5)

Front

Reflections over the x-axis change the ____-__________.

Back

y-coordinate

Front

Is the picture being reflected in the y-axis or x-axis if the y-coordinate changes?

Back

x-axis

Front

What is the effect of reflecting a point across the y-axis?

Back

The x-coordinate changes sign.

Front

If the point (3, 4) is reflected across the y-axis, what are the new coordinates?

Back

(-3, 4)

Front

What is the distance between the points (2, 3) and (2, -1)?

Back

4 Spaces