Do you remember what a polygon is? Student activity Play

Doilies in the shape of polygons Whiteboard exercise Play

Drawing a polygon Whiteboard exercise Play

Drawing a polygon Whiteboard exercise Play

Drawing a square inscribed in a circle Student activity Play

Estimating the median and the quartiles Animation Play

Estimation of the median and the quartiles of grouped data Whiteboard exercise Play

Estimation of the median and the quartiles of grouped data Student activity Play

Examples of irregular polygons Student activity Play

Examples of irregular polygons Whiteboard exercise Play

Examples of regular polygons Student activity Play

Exterior and interior angles Animation Play

Eye accommodation Animation Play

Eye accommodation Simulation Play

Eye accommodation Whiteboard exercise Play

Eye accommodation Student activity Play

Figures in coordinates – part 1 Student activity Play

Figures in coordinates – part 2 Student activity Play

Figures in the Cartesian coordinate system Student activity Play

Finding the angles Whiteboard exercise Play

Finding the measure of interior angles Whiteboard exercise Play

Finding the perimeter of the polygon Whiteboard exercise Play

Finding the sum of the interior angles Whiteboard exercise Play

Focal length and the shape of a lens Student activity Play

Focal point of a convex mirror Whiteboard exercise Play