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Vertical Angles Discovery: Ex. 10

Topic:
Angles

DIRECTIONS:

Please do the following: 1) Use the LINE tool Toolbar Image to construct 2 lines that intersect. 2) Use the INTERSECT tool Toolbar Image to plot the point at which these 2 lines intersect. 3) Use the ANGLE tool Toolbar Image to measure any 2 angles that are not adjacent each other.

4)

What do you notice?

When you're done (or if you're unsure of something), feel free to check by watching the quick silent screencast below the applet.

Quick (Silent) Demo