Finding the area of a triangle Whiteboard exercise Play

Finding the exact values of trigonometric ratios for selected angles Student activity Play

Finding the length of a segment Whiteboard exercise Play

Finding the length of a segment Student activity Play

Finding the length of a side of a right-angled triangle Whiteboard exercise Play

Finding the length of a side of a square Whiteboard exercise Play

Finding the length of the diagonal of lateral face Whiteboard exercise Play

Finding the length of the radii of the circles Whiteboard exercise Play

Finding the length of the segment Student activity Play

Finding the length of the stretched band Whiteboard exercise Play

Finding the length of the triangle legs Animation Play

Finding the variance of the lengths of fish Whiteboard exercise Play

Finding the volume of a cuboid Student activity Play

Finding the width of the rectangle Animation Play

Finding triangle areas Student activity Play

Focal length and the shape of a lens Whiteboard exercise Play

Focal length and the shape of a lens Student activity Play

Focal length and the shape of a lens Simulation Play

Focal point and focal length Animation Play

Focusing of rays Simulation Play

Focusing of rays Student activity Play

Formula for the height of the equilateral triangle Animation Play

Formulas Student activity Play

Frames for photos Animation Play

Frequency density polygon Animation Play