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Deans Community High School

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Graphic Communication Deans Community High School Hexagonal Prisms Developments CDT Department Hexagonal Prisms - the Development A development is a flat template of ... – PowerPoint PPT presentation

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Title: Deans Community High School


1
Deans Community High School
Graphic Communication
Hexagonal Prisms Developments
CDT Department
2
Hexagonal Prisms - the Development
  • A development is a flat template of a 3D shape
    that when folded up in the correct way makes the
    actual shape of the 3D object.
  • Developments are particularly useful when
    modelling new design ideas or to prepare for
    folding shapes in sheet metal.

3
Hexagonal Prisms - the Development
Here the development of the sides will be drawn.
This does not include the top and bottom of the
prism.
Project the height of the prism across the page.
Plan
Elevation
4
Hexagonal Prisms - the Development
Now, using a compass, step out the lengths of
each side onto these lines.
Draw vertical lines at each of these points.
Plan
Elevation
5
Hexagonal Prisms - the Development
6
1
To make things easier we number each of the
corners of the hexagon.
2
5
Do this as shown on the Plan, Elevation and
development.
4
3
1
2
3
4
5
6
1
Plan
A development always starts and ends with the
same numbered corner. When it folds up these
should meet.
Here one number is above the other. This is
because corner number 3 is in front of corner 1.
5
4
2
3
Elevation
1
6
6
Hexagonal Prisms - the Development
6
1
Project the cuts across onto the development
marking the appropriate corners as you go.
2
5
4
3
1
2
3
4
5
6
1
Plan
5
4
2
3
Elevation
1
6
7
Hexagonal Prisms - the Development
6
1
Project the cuts across onto the development
marking the appropriate corners as you go.
2
5
4
3
1
2
3
4
5
6
1
Plan
5
4
2
3
Elevation
1
6
8
Hexagonal Prisms - the Development
6
1
Project the cuts across onto the development
marking the appropriate corners as you go.
2
5
4
3
1
2
3
4
5
6
1
Plan
5
4
2
3
Elevation
1
6
9
Hexagonal Prisms - the Development
6
1
Project the cuts across onto the development
marking the appropriate corners as you go.
2
5
4
3
1
2
3
4
5
6
1
Plan
5
4
2
3
Elevation
1
6
10
Hexagonal Prisms - the Development
6
1
Project the cuts across onto the development
marking the appropriate corners as you go.
2
5
4
3
1
2
3
4
5
6
1
Plan
5
4
2
3
Elevation
1
6
11
Hexagonal Prisms - the Development
6
1
Project the cuts across onto the development
marking the appropriate corners as you go.
2
5
4
3
1
2
3
4
5
6
1
Plan
5
4
2
3
Elevation
1
6
12
Hexagonal Prisms - the Development
6
1
Now join your dots up to complete the
development.
2
5
As the hexagonal prism has no curves, use a
straight edge to join the dots.
4
3
1
2
3
4
5
6
1
Plan
5
4
2
3
Elevation
1
6
13
Hexagonal Prisms - the Development
6
1
Here is a clearer view of the complete
development.
2
5
4
3
1
2
3
4
5
6
1
Plan
5
4
2
3
Elevation
1
6
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