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What are the characteristics of squares and rectangles?
Author:
Anthony OR 柯志明
中文版：
http://ggbtu.be/m18992
Discover Resources
Class Activity
Ariketa 28
STICK FLOATING IN AIR
Charlie the Cat (2)
Quiz Question 1
New Resources
9.1.3 Pre #1103407 option B
Geometric Intuition of Multiplying Numbers
9.1.3 Pre #1103407 correct A
CCAGeoSimPrisms
Project #3
