Note 4'5 Isometric Drawings

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Note 4.5 Isometric Drawings

• Our goals are to
• Visualize and represent shapes with isometric
  drawings
• We use this in
• Carpentry, Construction, Advertising

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Parallel and Perpendicular Lines

• Perpendicular lines intersect to form 4 right
  angles (90)
• The symbol for perpendicular is
• Line m is perpendicular to line n is written as
  

• Parallel lines dont intersect.
• The symbol for parallell is
• Line a is parallel to line b is written as

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Tell whether each pair of lines are parallel or
perpendicular. Then use the symbol or to
write a statement about the relationship.
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Example 1 Use the figure to name the following.

• All the parallel lines
• All the perpendicular lines

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Example 2Complete the following on ONE drawing.

• Steps
• Draw
• Draw at point L.
• Draw at point N.

• Drawing

What is the relationship between and
?
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Example 3On your own isometric dot paper, draw
the following.

• Cube s 4m
• Cube s 3 units
• Rectangular prism l 5, w 4, h 2
• Rectangular prism 4 units by 3 units by 2 units

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Homework 4.5 Page 176 12-21 all, 24-26 all