A cube Student activity Play

A cube Whiteboard exercise Play

A diagonal of a cube Animation Play

A radio tower Whiteboard exercise Play

A radio tower Student activity Play

A square pyramid Student activity Play

Aerial Animation Play

Angle between an edge and a face Animation Play

Angles Animation Play

Basic trigonometric functions Whiteboard presentation Play

Basic trigonometric functions Class activity Play

Different angles Student activity Play

Find the angle Whiteboard exercise Play

Pythagorean theorem and trigonometry in 3-D Whiteboard presentation Play

Pythagorean theorem and trigonometry in 3-D Class activity Play

Rectangular prism Whiteboard exercise Play

Rectangular prisms Student activity Play

Regular tetrahedron Whiteboard exercise Play

Regular tetrahedrons Student activity Play

Solving problems involving trigonometric equations Class activity Play

Solving problems involving trigonometric equations Whiteboard presentation Play

The floating buoy Animation Play

The sine formula for the area of a triangle Class activity Play

The sine formula for the area of a triangle Whiteboard presentation Play

The sine rule (the law of sines) Student activity Play