Be Masterful!

Learn to make stunning drawing, painting, sculptures, and more — all at your own pace.

Video lessons » Composition / Drawing / Perspective

Perspective 11: Formally Measuring Degrees of Slopes with Erik Olson

Perspective 11: Formally Measuring Degrees of Slopes
Learn Perspective for Artists Erik will guide you through measuring and using slopes in a picture

Ready to watch the whole lesson?

Become a member and get unlimited access to the entire New Masters Academy library

  • Lesson details
  • Transcript
Erik Olson
Composition, Drawing, Perspective
Colored Pencil, Graphite Pencil, Paper, Ruler
5h 53m 32s
Perspective for Artists

Artist and veteran instructor Erik Olson demonstrates how to create and determine degrees of inclines and declines for slopes as well as measuring, referencing, and positioning objects on slopes. You will also learn how to create 45 degree auxiliary vanishing points as one of the three common ways to find and construct standing grids, squares, and cubes.


  • 45-45-90 Transparent Triangle Ruler
  • 30-60-90 Transparent Triangle Ruler
  • Alvin Pro-Matic Lead Holder – 2H Lead
  • Alvin Rotary Lead Pointer
  • T-Square Ruler
  • Protractor
  • Prismacolor Verithin Colored Pencil – Red/Blue
  • Paintbrush
  • Kneaded Eraser
  • Hard Eraser
  • Helix Technical Compass

Discuss this video in the forums!