To add vectors to your geometry follow these steps:
| 1. | Click the Vector icon  in the Draw toolbox or select Vector from the Draw menu. |
| 2. | Position the cursor  in the drawing window. |
| 3. | Click the mouse to place each endpoint. |
Each vector is displayed with a letter label for each endpoint.
Drawing vectors is similar to drawing line segments, but vectors are constrained with coefficients of the form:
