Lesson DD:C1-5
Create Proportional Views of Orthographic Figures
 
CD DD.  Drafting & Design
Unit C.  Orthographic and Multi-View Projection
Problem Area 1.  Orthographic and Multiview Projection
Lesson 5.  Create Proportional Views of Orthographic Figures
 
 

1. Which proportions are the least precise methods of identifying proportionality?

a. estimated

b. geometric

c. relative

d. unitary

Answer: a

2. Which method of identifying proportions is best suited for objects that have fairly simple geometry and may be quickly transferred to paper?

a. estimated

b. geometric

c. relative

d. unitary

Answer: c

3. ______ proportions are possible when a physical part on which to base the drawings is present.

a. Blocking-in

b. Glass box

c. Grid

d. Measured

Answer: d

4. What method requires placing a series of squares in a network pattern over the object the drafter/designer wishes to draw?

a. blocking-in

b. grid

c. measured

d. tracing

Answer: b