Range for projectile motion at an angle Whiteboard exercise Play

Range of trigonometric functions Whiteboard exercise Play

Range of trigonometric functions Student activity Play

Real and apparent positions Simulation Play

Reasoning with angles Whiteboard exercise Play

Reasoning with angles Whiteboard exercise Play

Reasoning with angles Student activity Play

Reasoning with angles Student activity Play

Recognition of congruent triangles Animation Play

Rectangles in LOGO Student activity Play

Rectangular right prism Animation Play

Rectilinear motion and circular motion Animation Play

Reduction formulas due to periodicity Student activity Play

Reduction formulas due to periodicity Whiteboard exercise Play

Reduction formulas for the cosine Animation Play

Reduction formulas for the sine Animation Play

Reflection Student activity Play

Reflection and refraction of waves Class activity Play

Reflection and refraction of waves Whiteboard presentation Play

Reflection and refraction of waves Whiteboard presentation Play

Reflection and refraction of waves Class activity Play

Reflection of light Student activity Play

Reflection of light at a smooth surface Animation Play

Reflection of plane waves Animation Play

Reflection of plane waves Student activity Play