Polygons | Let’s Do Maths!

We are challenged to make our own pentagon; we are asked to explore how to investigate hidden triangles within the pentagon diagram; and finally we are challenged to find the sum of the internal angles using a protractor.

Clip Info
  • Clip length: 3'30''
  • Broadcast year: 2012
Curriculum Connection
  • Maths | Geometry | Properties of shapes | Draw and make 2d and 3d shapes

Licence: ERA Licence required


UK only
Staff and students of licensed education establishments only
Cannot be adapted

  • Provider: BBC
  • Channel: BBC Two
  • Programme: Let's Do Maths!