Technical Drawing 3, WASSCE (PC), 2016

Question 1

 

The figure above shows the elevation and plan of a wooden block in first angle projection.  Sketch approximately full size, the isometric view of the block making X the lowest point.

Observation

 

Candidates were required to draw a wooden block making point X the lowest.  Most of the candidates attempted this question and performed well but some of them did not follow the instructions and used drawing instruments.

            Candidates were expected to do the following:

  1. sketch the block in isometric;
  2. make X the lowest point;
  3. draw face A;
  4. draw face B;
  5. draw face C;
  6. draw face D;
  7. draw face E;
  8. draw face F
  9. draw face G;
  10. draw face H;
  11. draw face J;
  12. draw neatly.

The solution is shown below

WOODEN BLOCK