Myths about teaching can hold you back
- Year 7
Area of composite rectilinear shapes
I can find the area of composite rectilinear shapes in different ways.
- Year 7
Area of composite rectilinear shapes
I can find the area of composite rectilinear shapes in different ways.
Lesson details
Key learning points
- There are multiple ways to find the area of rectilinear composite shapes.
- The most efficient method may depend on the features of the shape.
- A method is to break the shape into rectangles.
- A method is to complete the shape.
- A method is to rearrange the shape.
Keywords
Composite rectilinear shape - A composite rectilinear shape is a composite shape made from rectangles.
Common misconception
Breaking the shape into rectangles is always the best approach.
There is not always enough information to use that method so flexible thinking is required.
To help you plan your year 7 maths lesson on: Area of composite rectilinear shapes, download all teaching resources for free and adapt to suit your pupils' needs...
To help you plan your year 7 maths lesson on: Area of composite rectilinear shapes, download all teaching resources for free and adapt to suit your pupils' needs.
The starter quiz will activate and check your pupils' prior knowledge, with versions available both with and without answers in PDF format.
We use learning cycles to break down learning into key concepts or ideas linked to the learning outcome. Each learning cycle features explanations with checks for understanding and practice tasks with feedback. All of this is found in our slide decks, ready for you to download and edit. The practice tasks are also available as printable worksheets and some lessons have additional materials with extra material you might need for teaching the lesson.
The assessment exit quiz will test your pupils' understanding of the key learning points.
Our video is a tool for planning, showing how other teachers might teach the lesson, offering helpful tips, modelled explanations and inspiration for your own delivery in the classroom. Plus, you can set it as homework or revision for pupils and keep their learning on track by sharing an online pupil version of this lesson.
Explore more key stage 3 maths lessons from the Perimeter and area unit, dive into the full secondary maths curriculum, or learn more about lesson planning.
Equipment
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Lesson video
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Prior knowledge starter quiz
6 Questions
Q1.What is the length of the line marked $$b$$?

Q2.A composite shape is made from rectangles.
Q3.What is the length of the side marked $$a$$ in the diagram?

Q4.What is the length of the side marked $$b$$ in the diagram?

Q5.Calculate the area of the rectangle (you do not need to state the units).

Q6.Calculate the area of the rectangle with a base of 11 m and a height of 7 m (you do not need to write the units).
Assessment exit quiz
6 Questions
Q1.Calculate the area of this compound rectilinear shape (you do not need to state the units).

Q2.Calculate the area of this compound rectilinear shape (you do not need to state the units).

Q3.Calculate the area of this compound rectilinear shape (you do not need to state the units).

Q4.Calculate the area of this compound rectilinear shape (you do not need to state the units).

Q5.Determine whether you can calculate the area of this shape given the information provided in the diagram.

Q6.Calculate the area of this compound rectilinear shape (you do not need to state the units).
