Search for: MathsPractical GeometryConstruction 30 60 120 Degrees Construction 30 60 120 Degrees How to Construct a 𝟑𝟎∘, 𝟔𝟎∘, 𝒂𝒏𝒅𝟏𝟐𝟎∘ Angle in One Go Post navigation Previous: Construction 13Next: Construction Angle Bisector Related content Copy of Construction Construction SSS Construction SAS Construction RHS Construction Perpendicular from a Point Construction Perpendicular from a Point Why Construction Perpendicular Bisector Why Construction Line Parallel to a Line and Why Construction ASA Construction Angle Bisector Why