Geometric Constructions

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)

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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