CPM Student Tutorials / Creating CPM eTools / Additional High School eTools

Creating Circle Secant/Tangent lines

Updated on Sep 20, 2021

Explore

Explore each problem below using the eTools.
Click on each of the points and drag to modify the figure.
What is the relationship between the arc measures?

CCG 11-106 Student eTool (CPM)
CCG 11-105 Student eTool (CPM)

Create:

Using the eTool, create ONE of the situations below. In the text box at the right of the eTool, write an explanation for the relationship between the colored arc measures given:

2 tangent lines from an external point E to the circle.
2 secant lines from an external point E to the circle.

Save

In the menu, click "Save."
Copy the URL and paste in the google spreadsheet.

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