Points belonging to a circle Whiteboard exercise Play

Points of intersection Simulation Play

Points of intersection Student activity Play

Points on the unit circle Slideshow Play

Points that belong to the circle Animation Play

Possible positions of two circles Animation Play

Proof Animation Play

Properties of 2-D shapes Class activity Play

Properties of 2-D shapes Whiteboard presentation Play

Quadratic equation – example Animation Play

Radian Animation Play

Radian measure of angles Animation Play

Radian measure, introduction Student activity Play

Radians Student activity Play

Radii of three circles Whiteboard exercise Play

Radius of a circle Whiteboard exercise Play

Radius of inscribed and circumscribed circles Animation Play

Regular polygons – the dodecagon Student activity Play

Rolling and rotations Student activity Play

Ruler-and-compass construction Animation Play

Ruler-and-compass constructions Class activity Play

Ruler-and-compass constructions Whiteboard presentation Play

Sectors and segments Student activity Play

Similarity Animation Play

Solar System Animation Play