Reflection symmetry in the coordinate system in the line y = –x Student activity Play

Reflection symmetry in the coordinate system in the lines x = a and y = b Student activity Play

Reflection symmetry in the coordinate system in the x-axis and the y-axis Student activity Play

Reflection symmetry of the triangle – the coordinates of the vertices Whiteboard exercise Play

Regular and irregular polygons Student activity Play

Regular or irregular? Whiteboard exercise Play

Regular pentagon Animation Play

Regular polygons Whiteboard exercise Play

Regular polygons Animation Play

Regular polygons Simulation Play

Regular polygons Animation Play

Regular polygons and their exterior angles Whiteboard exercise Play

Regular polygons – the dodecagon Simulation Play

Regular polygons – the dodecagon Student activity Play

Regular polygons – the equilateral triangle Student activity Play

Regular polygons – the equilateral triangle Simulation Play

Regular polygons – the octagon Simulation Play

Regular polygons – the octagon Student activity Play

Regular polygons – the square Student activity Play

Regular polygons – the square Simulation Play

Regular polyhedron Animation Play

Regular prisms Whiteboard exercise Play

Regular shapes Student activity Play

Regular tetrahedron Whiteboard exercise Play

Regular tetrahedrons Student activity Play