Angle Estimates – Transum

angle estimates

Angle Estimates There’s a protractor you can drag over the angles to measure them. Hold down the shift key while dragging to rotate the protractor. The previous Flash version of this activity is here. This may be useful if you Read More …

Polygon Explorer – Visnos

Polygon Explorer – Visnos Create and manipulate polygons, examine how the interior and exterior angles change as the number of sides increase. Drag vertices, use a protractor or ruler to measure angles and length properties

Basic Angles – Visnos

Basic Angles Learn to recognise acute, obtuse, reflex and right angles. Create and investigate problems involving complementary or supplementary angles, intersecting lines and angles at a point. Angles can be automatically displayed or measured using a protractor