# Proof Without Words: Squares in Circles and Semicircles

The author shows that a square inscribed in a semicircle has $$2/5$$ the area of a square inscribed in a circle of the same radius.

Old Node ID:
3753
MSC Codes:
97G40
Author(s):
Roger B. Nelsen (Lewis and Clark College)
Publication Date:
Friday, September 2, 2011
Original Publication Source:
Mathematics Magazine
Original Publication Date:
December, 2009
Subject(s):
Geometry and Topology
Plane Geometry
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Publish Page:
Furnished by JSTOR:
File Content:
Rating Count:
5.00
Rating Sum:
15.00
Rating Average:
3.00
Modify Date:
Friday, September 2, 2011