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Geometric Constructions

Geometric constructions involve drawing geometric shapes that satisfy certain requirements.

 

 

The tools to use are a ruler and a pair of compasses.

A few points to remember when doing the types of geometric constructions covered in these lessons:

  • Do not use a protractor
  • Use a sharp pencil
  • Do not erase the construction lines. (They will show the examiner how the lines or shapes were constructed)

 

 

These lessons on Geometric Construction will include the following topics:

Construct and Copy Lines (includes video)

Construct a Perpendicular Bisector (includes video)

Construct a Perpendicular Line through a Point (includes video)

Construct Parallel Lines (includes video)

Construct a 60° Angle by Constructing An Equilateral Triangle (includes video)

Construct An Angle Bisector (includes video)

Construct A 30 Degree Angle (includes video)

Construct A 45 Degree Angle (includes video)

Construct A Triangle Given The Length Of Its Three Sides (SSS) (includes video)

Construct A Triangle Given One Side And Two Angles
(includes video)

Construct A Triangle Given Two Sides And An Angle

Construct a Parallelogram and a Square (includes video)

Contruct Various Angles & Shapes : 30°, 45 °, 90°, 120°; hexagon, triangle (includes video)

 

 

 

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Useful Links:
More Geometry Help on MathWorld

 

 

 

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