What's a Half-Plane?

When you graph an inequality on the coordinate plane you will get two half-planes. The line itself is called the boundary line. One of the halves is called the closed half-plane and the other half is called the open half-plane. How do you know which half is which? The instructor illustrates just that very thing.

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Resource Details

Grade
9th - 11th
Subjects
Math
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Resource Types
Videos
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Instructional Strategy
Flipped Classroom
Usage Permissions
Fine Print