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Technical Drawing Paper 2, Nov/Dec. 2009  
Questions: 1 2 3 4 5 6 7 8 9 10 Section B 1 2 Main
General Comments
Weakness/Remedies
Strength



Question 3

On the figure below, complete the construction of an ellipse using four centers.

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Observation
Candidates were expected to bisect sides DE and CB. The centre points F and E are then joined to the opposite sides to determine points 01 and Oi These points would then become the centres of the arcs to be drawn on radii 02B and 01B. The solution is shown below.

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