Approximating area by rectangles Student activity Play

Coinciding lines Animation Play

Common points of the graphs of two functions Animation Play

Construction of a circle circumscribed about a quadrilateral Student activity Play

Estimation of the roots of a quadratic equation Whiteboard exercise Play

Estimation of the roots of a quadratic equation Student activity Play

Estimation of the roots of a quadratic equation – example Animation Play

Example of approximation area by rectangles Animation Play

Finding intersection points Whiteboard exercise Play

Intersection of lines Whiteboard exercise Play

Intersection of lines Student activity Play

Intersection points of function graphs Student activity Play

Planetoids Student activity Play

Tangent to a parabola Student activity Play

Tangent to a parabola intersecting axis in the given point Whiteboard exercise Play

The risk of collision Animation Play