Describing shapes

Describing shapes

Auto-markingPencil and paperOnline interactive
Overview
Using this Resource
Connecting to the Curriculum
Marking Student Responses
Working with Students
Further Resources
This task is about identifying and describing 2-D shapes

Question 1Change answer

 
 
selection of different shapes
 
Benito was describing different shapes.
Using the shapes above, write down the letter of each shape that has been described.

i)    "This shape has 5 corners and all sides are the same length". Shape

ii)   "This shape has 4 corners and no sides are the same length". Shape 

iii)  "This shape has 3 corners and only 2 sides are the same length". Shape 

Question 1Change answer

 
b)   Benito then drew this shape.   
i)   Using the words corners and sides write down how the shape should be described.
     
ii)  What is the name of this shape? 
Task administration: 
This task can be completed with pencil and paper or online with auto-marking.
Level:
2
Curriculum info: 
Maths, Geometry and Measurement, Shape
Keywords: 
2-dimensional shapes, shape properties, sides, vertices
Description of task: 
Students match descriptions of how many corners and sides 2-dimensional shapes have with their corresponding pictures and then describe one shape this way.
Learning Progression Frameworks
This resource can provide evidence of learning associated with
Geometric thinking, set 3
within the Mathematics Learning Progressions Frameworks.
Read more about the Learning Progressions Frameworks.
Answers/responses: 
 

Y4 (08/1999)
a) i)
ii)
iii)		 F
H
E		 easy
moderate
moderate
b) i)

 ii)

 A sentence which includes the shape has:

•   6 corners, or 6 sides
•   sides that are all the same length
hexagon

very easy
moderate
easy
Diagnostic and formative information: 
  Common error Likely reason
a) i)
    ii)
    iii)		 A
C or D
B or G		 Guesses shapes with correct number of corners but ignores other instructions.