NYS Standard G.G.55 - Determining if angle measure is preserved under a rotation about a point.
NYS Standard G.G.55 - Determining if angle measure is preserved under a rotation about a point.
The students will use the Cabri Jr. APPVAR ROTATE2 to discover the relationship between the measures of the angles of a pre-image and image after a rotation about a point.
- Download the Cabri Jr. APPVAR ROTATE2 to handhelds using TI-Connect software and unit to unit link cables. ROTATE2 may also be sent via TI-Navigator
- Students should do the worksheet "Selecting and dragging an object using Cabri Jr."
This activity is a lesson launcher for understanding the relationship between the measures of the angles of a pre-image and image after a rotation about a point.
- Distribute the Student Worksheet for G.G. 55 angle measure.
- Students use the Cabri Jr. APPVAR ROTATE2 to answer questions from student worksheet.
Review student results from worksheet.
Before the Activity Files
During the Activity Files
After the Activity Files
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