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DCG Revision Week 9 - Cubes and Tetrahedrons
INTRODUCTION
This week we will be revising the Cube and the Tetrahedron. These are two important shapes as they have unique characteristics and a number of specific constructions that you need to know. This topic has come up in Section A in the past.
SYLLABUS LEARNING OUTCOMES
(Leaving Certificate Design and Communication Graphics Syllabus, 2006)
Orthographic Projection
WHAT YOU NEED TO KNOW
ORDINARY LEVEL AND HIGHER LEVEL
Construct the Orthographic Views of cubes and tetrahedrons given varying amounts of information.
HIGHER LEVEL
Determine the inscribing and circumscribing spheres for cubes and tetrahedrons.
PRACTICE QUESTIONS
PRACTICE TEXTBOOK QUESTIONS
(Anderson, 2014)
P38 Q9
P38 Q10
P38 Q11
PRACTICE EXAM QUESTIONS
SHORT QUESTIONS
2016 HL A-4
2013 HL A-1
2011 HL A-1
Drawing cubes and tetrahedrons require specialised techniques but if you understand the geometry in them they can be very straight forward marks in your Leaving Certificate exam. If you have any questions please leave a comment below.
REFERENCES
Leaving Certificate Design and Communication Graphics Syllabus. (2006). Dublin: The Stationary Office.
Anderson, D. (2014). Graphics in Design and Communication: One Volume Edition. Dublin: Gill & Macmillan.
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