Finding the measures of all angles and sides Animation Play

Finding the perimeter of the triangle Whiteboard exercise Play

Finding triangle areas Student activity Play

Finding triangle areas Whiteboard exercise Play

Fingerprints Animation Play

Forming a square from triangles Animation Play

Formula for the diagonal of a square Animation Play

Formula for the height of the equilateral triangle Animation Play

General polygons Student activity Play

Geometric problem Whiteboard exercise Play

Geometric problems Student activity Play

Geometry properties Student activity Play

Geometry properties Whiteboard exercise Play

Gradient of perpendicular lines Animation Play

Gradients of parallel or perpendicular lines Student activity Play

Graphs of trigonometric functions Class activity Play

Graphs of trigonometric functions Whiteboard presentation Play

Heights in a triangle Whiteboard exercise Play

Heron's formula Animation Play

Heron's formula for the equilateral triangle Whiteboard exercise Play

Heron's formula for the triangle Whiteboard exercise Play

Heron's formula for the triangle Student activity Play

How do we draw a triangle in LOGO? Animation Play

How do you find an angle? Student activity Play

How do you find the ratio? Animation Play