How to identify different polygons
Find out about different regular and irregular polygons.
What are the types of triangle?
Find out about scalene, equilateral, isosceles and right-angled triangles.
What are the parts of a circle?
Discover the features of a circle and how to measure the radius, circumference and diameter.
What is the perimeter?
Discover how to work out the area of a 2D shape, by adding the length of its sides together.
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