1. ORTHOGRAPHIC
SKETCHING

2. • What type of surface does the roof of Heritage Hill
represent?

3. • What type of surface does the roof of Heritage Hill
represent?
INCLINED

4. • What type of surface does the roof of the Milwaukee
Museum of Art represent?

5. • What type of surface does the roof of the Milwaukee
Museum of Art represent?
OBLIQUE

6. • Which lines are inclined, normal or oblique?
C
B D
A E
F

7. • Which lines are inclined, normal or oblique?
C
B D
A E
F
B & D are
inclined, rest are
normal

8. • Name the two main types of Orthographic Project

9. • Name the two main types of Orthographic Project
• Axonometric (Isometric, Dimetric, Trimetric)
• Multi-view

10. • What are necessary views?

11. • What are necessary views?
• The minimum number of views required to clearly and completely
describe an object.

12. • True or False When a plane surface joins a contoured
surface a line is not shown if they are tangent

13. • True or False When a plane surface joins a contoured
surface a line is not shown if they are tangent
• TRUE

14. • Why are removed views use? What two different ways
are used to indicate the viewing direction for the removed
views?

15. • Why are removed views use? What two different ways
are used to indicate the viewing direction for the removed
views?
• Removed views are used when all drawing views can not be shown
in alignment
• A viewing plane and view indicator arrow are used to indicate
viewing direction

16. • What is a fillet?

17. • What is a fillet?
• A rounded interior corner

18. • What is a round?

19. • What is a round?
• A rounded exterior corner

20. • What is a runout and when would you use it?

21. • What is a runout and when would you use it?
• Small curves that represent fillets that connect plane surfaces
tangent to cylinders.