Finding the length of the diagonal of lateral face Whiteboard exercise Play

Finding volumes of solids Student activity Play

Forming a square from triangles Animation Play

Functions 'similar' to trigonometric functions Animation Play

Graphs of functions similar to the reciprocal function Student activity Play

Graphs of functions similar to the reciprocal function Simulation Play

How to check directly whether two triangles are congruent Whiteboard exercise Play

How to check directly whether two triangles are congruent Student activity Play

How to get similar figures Student activity Play

How to get similar figures Animation Play

Interesting information Animation Play

Isosceles triangles Whiteboard exercise Play

Isosceles triangles Whiteboard exercise Play

Isosceles triangles and symmetry Whiteboard exercise Play

Isosceles triangles and symmetry Student activity Play

Isosceles triangles – solving problems Whiteboard exercise Play

Isosceles triangles – solving problems Whiteboard exercise Play

Isosceles triangles – solving problems Student activity Play

Kinds of triangles – classification by angles Student activity Play

Kinds of triangles – classification by angles Simulation Play

Kinds of triangles – classification by angles and sides Simulation Play

Kinds of triangles – classification by sides Simulation Play

Kinds of triangles – classification by sides Student activity Play

Properties of similar polygons Whiteboard exercise Play

Properties of similar polygons Student activity Play