1. Open Pro/DESKTOP
2. From the File menu select New
3. Choose Design
4. Select OK
5. Maximise both screens
6. Choose the Create Rectangle tool.
7. Move the pencil cursor to the workplane (Green rectangle with arrow on).
8. Move to just inside the top left corner of the green rectangle,.
9. Press and hold and drag the cursor down to the right to create a rectangle. Release the mouse button to finish creating the rectangle.

1. Choose the Constrain Separation tool
2. Move over a side of the rectangle (The selected line goes light blue)
3. Select the line by clicking the left mouse button. (The line turns red)
4. Select the opposite line, press, hold and drag the cursor to create the constraint outside the rectangle
5. Repeat on the other two lines that make up the rectangle
6. Double-click the left mouse button on a constraint to open the Properties dialogue window.
7. Enter a length of 200mm and repeat for the other constraint to make the width 80mm (section of the wood to be used).

1. From the View menu choose Isometric
2. Choose the Extrude Profile tool
3. In the Extrude dialogue box check Above workplane, Add material, and Distance 40mm. The Taper Angle is not set (straight sides)
4. Select OK.

Fig 4.

1. Choose the Select Faces tool
2. Select the top surface of the block (edge turns red).
3. From the Workplane menu select Plane of Object
4. Select OK to accept the name of Workplane 1
5. From the View menu choose Plan.