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ERIC Number: EJ1017616
Record Type: Journal
Publication Date: 2013-Sep
Pages: 1
Abstractor: As Provided
ISSN: ISSN-0746-8342
Proof without Words: The Area of an Inner Square
Chamberland, Marc
College Mathematics Journal, v44 n4 p322 Sep 2013
What is the area of the (inner) square obtained by slicing the corners off a larger square? This visual proof avoids algebra by considering the area of a parallelogram.
Mathematical Association of America. 1529 Eighteenth Street NW, Washington, DC 20036. Tel: 800-741-9415; Tel: 202-387-5200; Fax: 202-387-1208; e-mail:; Web site:
Publication Type: Reports - Descriptive; Journal Articles
Education Level: Higher Education; Postsecondary Education
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Grant or Contract Numbers: N/A