1. Make up some similar questions of your own. 2 cm
Area
GM2.1 Core Plenary
This triangle has been drawn inside a rectangle. Find the area of the triangle.
Make up some similar questions of your own.
2 cm
1 cm
4 cm
Preamble
Pupils should be given sufficient time to ‘struggle’ with this question before being supported: the solution is ‘obvious once you know’, and there is value in the actual struggling. Making up questions of their own will consolidate pupils’ understanding.
Possible content
Areas of composite shapes based on rectangles and right-angled triangles.
Resources
Squared paper for pupil’s own questions.
Solution/Notes
The area is 8 cm2.
Original Material © Cambridge University Press 2009
Original Material © Cambridge University Press 2009