Triangles Student activity Play

Triangles Whiteboard exercise Play

Triangles Class activity Play

Triangles Student activity Play

Triangles Whiteboard exercise Play

Triangles Whiteboard presentation Play

Triangles Whiteboard exercise Play

Triangles and squares in coordinates Whiteboard exercise Play

Triangles in LOGO Student activity Play

Triangles symmetrical with respect to a line Whiteboard exercise Play

Triangles symmetrical with respect to a point Whiteboard exercise Play

Triangles – part I Student activity Play

Triangles – part II Student activity Play

Triangles – part III Student activity Play

Triangles – part IV Student activity Play

Triangles – reminder Animation Play

Trigonometric ratios in a right-angled triangle Student activity Play

Trigonometric ratios in a right-angled triangle Whiteboard exercise Play

Trigonometric ratios in a right-angled triangle Class activity Play

Trigonometric ratios in a right-angled triangle Whiteboard presentation Play

Trigonometric ratios – a lighthouse Whiteboard exercise Play

Trigonometric ratios – problems Student activity Play

Trigonometric ratios – tangent Whiteboard exercise Play

Trigonometric ratios – the angles of the triangle Whiteboard exercise Play

Trigonometry of a general angle Whiteboard presentation Play