Journal of the Mathematics Council of the Alberta Teachers’ Association
Volume 31 Issue 1, December 1992
8 – 15
Collected and revised by Sol E. Sigurdson & Edited by Alton T Olson
12 Activities
Activity 1: These three questions establish perimeter as independent of shape and size. Question 2 shows that removing some squares does not change perimeter.
Question 3 relates to formula work.