Stairs as a Geometry Lesson

I have always pictured stairs as based on rectangular treads. I was inspired to see some variations that experiment with geometry!

First two examples of triangles....

From the Shallard House via Greendump.net

via StairPorn.com Via organicmodern.com

The then one with three dimension trapezoids- not sure what the proper geometrical term is.....

Via Toxel.com designed by Florence architect Guido Ciompi for the Gray hotel in Milan, Italy.

Previous Posts of Interest:

• Continuing with Stairs
• Creative Stair Design
• Other Wooden Stairs to WOW Me

©2011 Ashbee Design, Marji Roy