WAEC 2026 Technical Drawing Questions and Answers (Obj & Essay) – May/June

WAEC 2026 Technical Drawing Questions and Answers – May/June

Preparing for WAEC 2026 Technical Drawing questions and answers requires a solid understanding of drawing principles, instruments, projections, and practical applications. This guide provides carefully structured objective and essay questions to help candidates revise effectively and boost their chances of success in the May/June examination.

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WAEC 2026 Technical Drawing Questions and Answers (Obj & Essay) – May/June, SECTION A: OBJECTIVE QUESTIONS (20)

Choose the correct answer from the options A–D.

1. The instrument used for drawing circles is
   A. T-square
   B. Compass
   C. Divider
   D. Protractor
   Answer: B
2. The T-square is mainly used for drawing
   A. Vertical lines
   B. Inclined lines
   C. Horizontal lines
   D. Curves
   Answer: C
3. The angle of a right angle is
   A. 45°
   B. 60°
   C. 90°
   D. 180°
   Answer: C
4. Orthographic projection shows
   A. 3D view
   B. Perspective view
   C. Front, top, and side views
   D. Isometric view
   Answer: C
5. The scale 1:100 means
   A. Enlargement
   B. Full size
   C. Reduction
   D. Projection
   Answer: C
6. A set square is used to draw
   A. Circles
   B. Angles
   C. Freehand sketches
   D. Curves
   Answer: B
7. The French curve is used to draw
   A. Straight lines
   B. Circles
   C. Irregular curves
   D. Angles
   Answer: C
8. The drawing board is used for
   A. Measuring angles
   B. Supporting drawing paper
   C. Drawing circles
   D. Sharpening pencils
   Answer: B
9. Isometric drawing is used to represent
   A. 2D objects
   B. 3D objects
   C. Angles only
   D. Lines only
   Answer: B
10. The standard angle for isometric projection is
    A. 45°
    B. 60°
    C. 30°
    D. 90°
    Answer: C
11. A divider is used for
    A. Drawing circles
    B. Measuring distances
    C. Drawing lines
    D. Drawing angles
    Answer: B
12. Hidden lines are drawn using
    A. Thick lines
    B. Dashed lines
    C. Continuous lines
    D. Zigzag lines
    Answer: B
13. The main function of a protractor is to
    A. Draw circles
    B. Measure angles
    C. Draw lines
    D. Cut paper
    Answer: B
14. Engineering drawing is also known as
    A. Freehand drawing
    B. Technical drawing
    C. Artistic drawing
    D. Sketching
    Answer: B
15. The scale rule is used to
    A. Draw circles
    B. Measure angles
    C. Measure lengths
    D. Draw curves
    Answer: C
16. The top view of an object is also called
    A. Elevation
    B. Plan
    C. Section
    D. Outline
    Answer: B
17. The front view is also known as
    A. Plan
    B. Elevation
    C. Section
    D. Projection
    Answer: B
18. Dimensioning is used to show
    A. Colors
    B. Sizes
    C. Shapes
    D. Angles
    Answer: B
19. A continuous thick line represents
    A. Hidden edges
    B. Visible outlines
    C. Centre lines
    D. Construction lines
    Answer: B
20. Centre lines are drawn using
    A. Thick lines
    B. Continuous lines
    C. Chain lines
    D. Dashed lines
    Answer: C

WAEC 2026 Technical Drawing Questions and Answers (Obj & Essay) – May/June, SECTION B: ESSAY QUESTIONS AND ANSWERS (20)

1. Define Technical Drawing.

Answer:
Technical drawing is the graphical representation of objects using standard instruments and techniques to communicate ideas clearly and accurately.

2. List five drawing instruments and their uses.

Answer:

• T-square – drawing horizontal lines
• Compass – drawing circles
• Divider – measuring distances
• Protractor – measuring angles
• Set square – drawing angles

3. Explain orthographic projection.

Answer:
Orthographic projection is a method of representing a 3D object using several 2D views such as front, top, and side views.

4. What is scale in technical drawing?

Answer:
Scale is the ratio of the drawing size to the actual size of an object.

5. Mention three types of scales.

Answer:

• Full scale (1:1)
• Reduction scale (e.g., 1:10)
• Enlargement scale (e.g., 2:1)

6. Define isometric drawing.

Answer:
Isometric drawing is a method of representing 3D objects where the three axes are equally inclined at 120°.

7. State two uses of dimensioning.

Answer:

• To indicate size
• To guide manufacturing

8. What is a construction line?

Answer:
A construction line is a light line used as a guide in drawing.

9. Explain the function of a drawing board.

Answer:
It provides a flat and smooth surface for drawing.

10. Define sectioning in drawing.

Answer:
Sectioning is cutting an object to show its internal details.

11. List three types of lines used in technical drawing.

Answer:

• Continuous line
• Dashed line
• Chain line

12. What is a plan view?

Answer:
A plan view is the top view of an object.

13. Explain the use of a compass.

Answer:
It is used for drawing circles and arcs.

14. What is freehand sketching?

Answer:
Drawing without the use of instruments.

15. Define projection.

Answer:
Projection is the method of representing objects on a plane surface.

16. Mention two types of projection.

Answer:

• Orthographic projection
• Isometric projection

17. What is the purpose of centre lines?

Answer:
To show the centre of circles or symmetrical objects.

18. Define engineering drawing standards.

Answer:
They are rules that guide how drawings are made for uniformity and clarity.

19. What is enlargement scale?

Answer:
A scale where the drawing is bigger than the actual object.

20. State two importance of technical drawing.

Answer:

• It helps in communication of ideas
• It aids construction and manufacturing.

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