Area and perimeter

Area and perimeter

Pencil and paperOnline interactive
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This task is about working out the area and perimeter of some shapes.

Question 1Change answer

 

Write down the area and perimeter of shapes 1, 2, 3, and 4 as shown in the diagram.
Write your answers in the spaces below.

     

 
Area Perimeter  
  i) Shape 1

 
cm2  cm  
  ii) Shape 2

 
 cm2  cm  
  iii) Shape 3

 
 cm2  cm  
  iv) Shape 4  cm2  cm  
What do you notice about the area and perimeter of the four shapes?
Task administration: 
This task can be completed with pencil and paper or online.
Level:
3
Description of task: 
Students calculate the area and perimeter of four shapes on a grid.
Curriculum Links: 
This resource can help to identify students' understanding of area and perimeter .
Learning Progression Frameworks
This resource can provide evidence of learning associated with within the Mathematics Learning Progressions Frameworks.
Read more about the Learning Progressions Frameworks.
Answers/responses: 
 

Y8 (05/1998)

a) i)
ii)
all areas correct, 7, 7, 7, 7
all perimeters correct, 16, 16, 14, 12
easy
4 correct – difficult
2-3 correct – moderate
b)   The areas are all the same but the perimeters differ. moderate
Diagnostic and formative information: 
  Student response Likely reason
a) Areas = 16, 16, 14, and 12.
Perimeters = 7, 7, 7, and 7.
Confuses area and perimeter.
b) Comment about area only. Fails to compare areas and perimeters.