Graphs & Geometry 509
Moving a vector
1. From the Actions menu, select Pointer.
2. Click on any point other than the endpoint and drag the vector to the
desired location.
Resizing a vector
` Select an end point and drag it to increase or decrease the magnitude
of the vector.
Note: If the endpoint is located on an axis or another object, you can
only move the endpoint of the vector along that object.
Creating a tangent
You can create a tangent by identifying a specific point on an existing
object or function. To create a tangent line:
1. From the
Points & Lines menu, select Tan g ent.
2. On the work area, select the point at which you want the tangent
drawn.
A dotted tangent line blinks on the work area.
3. Press · to anchor the tangent on the work area.
Creating and working with shapes
You can use the Shape tools to draw many different geometric shapes.
•Circles
• Triangles
•Rectangles
• Polygons
• Regular Polygons
Tangent of an object
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