# Grid Moves

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Geometric TranslationÂ .

(A). Translate triangle ABC so that A goes to Aâ€² .

1. Select the Vector tool
2. Click on the original point  A and then the new point Aâ€². You should see a vector.
3. Select the Translate by Vector tool.
4. Click on the figure to translate, and then click on the vector.

(B). Translate triangle ABC so that C goes to Câ€² .

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Â Geometric Rotation.

(A). Rotate triangle ABC 90Â° clockwise using center O .

1. select the Rotate around Point tool.
2. Click on the figure to rotate, and then click on the center point.
3. A dialog box will open; type the angle by which to rotate and select the direction of rotation.
4. Click on ok.

(B). Rotate quadrilateral ABCD 60Â° counterclockwise using center B. .

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Geometric Reflection.

(A). Reflect triangle ABC about line l .

1. Select the Reflect about Line tool.
2. Click on the figure to reflect, and then click on the line of reflection.

(B). Reflect triangle ABC about line l .

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Rotate quadrilateral ABCD 60Â° clockwise using center C.

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Translate quadrilateral ABCD so that A goes to C.

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Try the following Activities. Use the Eraser tool or the Undo tool at the end of each activity to reset and do the next. Enter the coordinates of the new figure below.