Property of enlargement – the triangles Whiteboard exercise Play

Proportion – introduction Student activity Play

Proteins – the building blocks of life Slideshow Play

Proteins – the building blocks of life Whiteboard exercise Play

Pythagoras' theorem – geometric proof Student activity Play

Quadrilaterals Student activity Play

Recognition of congruent triangles Animation Play

Representations Whiteboard presentation Play

Representations Class activity Play

SAS property of similar triangles Student activity Play

SAS property of similar triangles Whiteboard exercise Play

Shapes from three blocks Animation Play

Sides of the triangles Animation Play

Skyscrapers Student activity Play

Skyscrapers Whiteboard exercise Play

Solving triangles Whiteboard exercise Play

Solving triangles Whiteboard exercise Play

Solving triangles Student activity Play

SSS property of similar triangles Whiteboard exercise Play

SSS property of similar triangles Student activity Play

Subdivision into triangles Simulation Play

Substituting into formulas connected with triangles Whiteboard exercise Play

Symmetrical triangles Animation Play

Symmetry and congruency Class activity Play

Symmetry and congruency Whiteboard presentation Play