A figure under reflection in the coordinate system Animation Play

Advanced problems Student activity Play

An interesting formula to find the area of a polygon Student activity Play

Angles in a quadrilateral Simulation Play

Area of a polygon Animation Play

Building 3-D objects with cubes Whiteboard exercise Play

Building 3-D objects with cubes Student activity Play

Central and inscribed angles on the same arc – relationship Student activity Play

Central and inscribed angles on the same arc – relationship Animation Play

Checking the triangle in the coordinate system Whiteboard exercise Play

Circular glass pots Animation Play

Circumcircle of a triangle Animation Play

Construction of a regular pentagon Animation Play

Coordinates of the vertices of the figures Animation Play

Drawing shapes in a graphic calculator Animation Play

Enlargements in the coordinate system Student activity Play

Enlargements in the coordinate system Whiteboard exercise Play

Exterior and interior angles Animation Play

Exterior and interior angles of a triangle Student activity Play

Figures in the Cartesian coordinate system Student activity Play

Finding images of figures under reflection Student activity Play

Finding images of figures under reflection Whiteboard exercise Play

Finding the vertices of a parallelogram Whiteboard exercise Play

General polygons Student activity Play

Graphic calculator Simulation Play