Angular speed Whiteboard exercise Play

Application in geometry Whiteboard exercise Play

Application in geometry Student activity Play

Application of the Pythagorean theorem in 2-D Class activity Play

Application of the Pythagorean theorem in 2-D Whiteboard presentation Play

Application of the Pythagorean theorem in 3-D Class activity Play

Application of the Pythagorean theorem in 3-D Whiteboard presentation Play

Application of X-rays Student activity Play

Approximate values of the cosine function Simulation Play

Arcs Student activity Play

Arcs Whiteboard exercise Play

Are two angles equal? Student activity Play

Are two angles equal? Whiteboard exercise Play

Are two polygons similar? Animation Play

Areas of figures Student activity Play

Arms of the angle and parallel lines Whiteboard exercise Play

Arms of the angle and parallel lines Student activity Play

Attaching the measure to the angle Animation Play

Bearing Simulation Play

Bearings Student activity Play

Bond angle in the hydronium ion Whiteboard exercise Play

Brewster's angle Animation Play

Brewster's angles for different materials Illustration Play

Building a proof from deductions Whiteboard exercise Play

Building a proof from deductions Student activity Play