Worksheet: Decomposition of 3D Shapes

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In this worksheet, we will practice identifying all the 3D shapes used to build a given model and finding other models which can be made with the same set.

Q1:

How many cubes have I used to make this rectangular prism?

Q2:

Fares and Yasmine have both built a model out of shapes. Fares has used fewer cubes than Yasmine.

Which picture is Yasmine’s?

  • A
  • B

Q3:

How many cones are there?

Q4:

Mona built this using shapes.

Pick the shape that she used.

  • A
  • B
  • C

How many of that shape did she use?

Q5:

Maged built this using shapes.

Pick the shape that she used.

  • A