waecE-LEARNING
Technical Drawing Paper 2, Nov/Dec. 2010  
Questions: 1 2 3 4 5 6 7 8 9 10 Section B 1 2 Main
General Comments
Weakness/Remedies
Strength



Question 4

Complete the construction of the involute of a triangle below.

 

 

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Observation

The Involute of a triangle is obtained by a radiating a line from each apex of the triangle stepwise in ratio 1 :2:3. With point 0 as the starting point a smooth curve is drawn as shown below. A good number of the candidates did well in this question

 

 

 

 

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