 Create the profile model
(click here to build)
Click on  and Project
Open EngineeringSkate ParkBowl Corner
Draw the bowl
 Create each model 100 x 100 is size
Put the origin (point 0) in the centre of the model (-50 to the left, 0 in the middle, and 50 to the right)
Draw  the bowl in lines  as illustrated...
Draw the triangles
Draw the triangles 
for the bowl as illustrated...
Delete some lines
Delete  some lines
on the inside the bowl as illustrated...
Press Save to save the model
(click here to go back)
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