Home Page
  • Park Hall Road,
  • Walsall,
  • WS5 3HF.
  • Telephone number: 01922 720761





L.O. To classify triangles.


Pencil, ruler, green pen, Maths book.


Equilateral triangle – a triangle with three equal sides and equal angles.

Scalene triangle – a triangle with sides that are different lengths and different angles.  

Isosceles triangle – a triangle with two equal sides and two equal interior angles.

Right angled triangle – a triangle with one angle that is 90˚.

Acute angles – an angle less than 90˚

Right angles - 90˚

Obtuse angles – more than 90˚ and less than 180˚

Reflex angles – more than 180˚ and less than 360˚


Click start lesson and complete the knowledge quiz. Record your score in your Maths book. Then, ‘Close Quiz’ and scroll up to the top of the page then click ‘Next Activity’.


Watch the video. The teacher will explain when to pause the video so you can complete an activity. Write the answers in your book and then resume the video each time so you can mark your answers in green pen.


When drawing triangles, use a ruler. Please check the spelling when writing the type of triangle – equilateral, scalene, isosceles.


Main Activity (Independent task) – When the teacher has explained the task, pause and close the video. Click next activity and go to slide 2. Draw the table neatly in your book using a ruler. Sort the triangles into the table. You do not need to draw the triangle – instead write the number of the triangle in the table.


When you have completed the task, resume the video and mark your answers using green pen.


Click ‘Next Activity’ and complete the final quiz. Record your score in your Maths book.



Further challenge

If you feel confident with the learning in today’s lesson, you may wish to look at the Year 6 lesson linked to this topic. It is important that you first complete the Year 5 lesson above before completing this challenge.
If you complete this, put a subheading under your Y5 Oak work of ‘Y6 Challenge’. You do not need to write a separate date and LO.
To access this, click on the link below.

Wednesday Further Challenge answers