Subtraction of integers Student activity Play

Subtraction of integers on the number line Animation Play

Supplementary, corresponding and alternate angles Whiteboard exercise Play

Supplementary, vertical, corresponding and alternate angles Student activity Play

Symmetric figures Whiteboard exercise Play

Symmetrical figures Whiteboard exercise Play

Symmetrical triangles Animation Play

Symmetries with respect to a line and to a point Student activity Play

Symmetries with respect to parallel lines Student activity Play

Symmetries with respect to two perpendicular lines Student activity Play

Symmetry and congruency Class activity Play

Symmetry and congruency Whiteboard presentation Play

Symmetry in a circle Simulation Play

Symmetry in a circle Student activity Play

Symmetry line Whiteboard exercise Play

Symmetry with respect to a line Animation Play

Symmetry with respect to a line and rotation through 90° Student activity Play

Symmetry with respect to a line and rotation through 90° Whiteboard exercise Play

Tangent parallel or perpendicular to a line Student activity Play

Tangent parallel to a line Whiteboard exercise Play

Tangent perpendicular to a line Whiteboard exercise Play

Tangent to a circle Whiteboard exercise Play

Tangent to a circle Student activity Play

Tangent to a circle through a point not on the circle Whiteboard exercise Play

Tangent to a circle through a point not on the circle Student activity Play