Year 4
Calculate the perimeter of composite shapes
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Lesson details
Key learning points
- In this lesson, we will learn how to calculate the perimeter of composite shapes.
Licence
This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
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4 Questions
Q1.
What is the perimeter of this shape?
![An image in a quiz](/_next/image?url=https%3A%2F%2Foaknationalacademy-res.cloudinary.com%2Fimage%2Fupload%2Fv1707164518%2Fye05ro4s4ky89d38nnbe.png&w=640&q=75)
48 m
90 m
Q2.
What is a composite shape?
A shape with no parallel lines
A type of triangle
Q3.
The perimeter of a regular octagon is 88 mm. How long is each side?
44 mm
8 mm
Q4.
What is the perimeter of the shape below?
![An image in a quiz](/_next/image?url=https%3A%2F%2Foaknationalacademy-res.cloudinary.com%2Fimage%2Fupload%2Fv1707164528%2Fkqjjepg8mxtspqqm87s8.png&w=384&q=75)
22 cm
4 cm