Geometry In Design - McGraw-Hill Ryerson
Geometry In Design - McGraw-Hill Ryerson
Geometry In Design - McGraw-Hill Ryerson
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Key Concepts<br />
• A three-dimensional object can be represented in three ways.<br />
– as a scale model using concrete materials<br />
– as an isometric perspective drawing<br />
– as a set of orthographic drawings (usually the front view, side view,<br />
and top view)<br />
Discuss the Concepts<br />
D1. Consider the isometric perspective drawing shown. <strong>In</strong>dira claims<br />
that all three orthographic drawings of this object will look the<br />
same. Laszlo says that only the front and the side will look the<br />
same. Soon-Tek says that all three will be different. Who is correct<br />
Give reasons.<br />
D2. Consider the isometric perspective drawing shown. Discuss<br />
whether the drawing could represent a real object. Give reasons<br />
for your answer.<br />
6.2 Perspective and Orthographic Drawings • MHR 23
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