Lesson

Being able to name 2D shapes can help us in this lesson.

What is the name of the shape in the picture below?

A

Triangle

B

Rectangle

Worked Solution

Idea summary

To help work out the name of a shape, think about properties like:

How many sides it has

What sides are the same length

This video looks at the names of 2D shapes.

How many edges does each shape have?

a

Worked Solution

b

Worked Solution

Idea summary

To find the number of edges of a shape, count the number of lines that go around the shape.