### Home > A2C > Chapter 7 > Lesson 7.1.1 > Problem 7-8

Make a table like the one below. Choose points in each of the locations listed at the top of the table and write in the coordinates of the points you have chosen. 7-8 HW eTool (CPM). Homework Help ✎

Points on the

*x*-axisPoints on the

*y*-axisPoints on the

*z*-axisPoints not on the

*x*-,*y*-, or*z*-axes1

^{st}point( , , )

( , , )

( , , )

( , , )

2

^{nd}point( , , )

( , , )

( , , )

( , , )

3

^{rd}point( , , )

( , , )

( , , )

( , , )

4

^{th}point( , , )

( , , )

( , , )

( , , )

What do you notice about the coordinates of the points on the

*x*-axis?Make a conjecture about the coordinates of points that lie on any of the coordinate axes.

Remember that on a 2D plane, the *y* value is 0 on the

*x*-axis.

The *y* and *z* values are always 0.

See part (a).

Use the eTool below to explore.

Click the link at right for the full version of the eTool: A2C 7-8 HW eTool