 Click on  and Project
Open Child ModelsCogsTooth
Draw points
 Draw a point  at  8
Draw a point at 30
Copy and rotate
Press Pick as the action
Select the points
Point 0 will be the centre of the rotation...
Press 3D Cursor as the action
Click on point 0 or drag the 3D Cursor back to point 0
Press Turn / Rotate as the action
Copy (hold CONTROL key) and turn / rotate
by  (30) degrees
Copy outer points
Select point (2 in our model) and copy / rotate (5) degrees (rotate from point 0)
Select point (4 in our model) and copy / rotate (-5) degrees (rotate from point 0)
Draw a point
Draw a point at 35
Select and rotate
Select the point and turn / rotate
to (10) degrees (do not copy it)
Copy (hold CONTROL key) and turn / rotate again
another (10) degrees
Copy and rotate
Press Pick as the action
Select the point (1 in our model)
Point 0 will be the centre of the rotation...
Copy (hold CONTROL key) and turn / rotate the point
by (15) degrees
Draw lines
Press Lines to draw lines
Draw the lines as illustrated
Select the lines
Rotate the view as illustrated
Press Pick as the action
Select both lines
Copy the lines
Copy (hold CONTROL key) and move the lines
up to 10
Draw triangles on the top side
Press Triangles to draw triangles
Draw triangles for top side of the cog tooth
Draw triangles on the outer edge
Rotate the view as illustrated
Press Triangles to draw triangles
Draw triangles on the outer edge as illustrated
Also draw triangles on the inside edge
Press Save to save the model
(click here to go back)
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