Construction

Mathematics J.S.S 3 Third Term

Theme: Measurement and geometry

Sub Theme: Shapes

WEEK 3

Construction

Performance Objectives

Students should be able to;

  1. Construct angle 450
  2. Construct angles 300
  3. Use a pair of compass to copy a given angle
  4. Construct simple shapes

Making Accurate Constructions

Content

The following hints will help you to make accurate construction:

  • Use a sharp and hard pencil.
  • Use a straight ruler.
  • Make a pair of compasses tight if it is loose.
  • Make a free-hand sketch of intended figure before the real construction.
  • Ensure that the points of intersection of lines and arcs are clear.
  • Ensure that the drawing paper is on a hard surface.

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