Geometric Reasoning
Geometric Reasoning
EMED
3.3b Associate 90°, 180°, 270°, and 360 with ¼, ½, ¾, full turn
1 seconds Posted May 17, 2011 at 2:04 pm.
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b. Recognize that 90°, 180°, 270°, and 360° are associated, respectively, with 1/4, 1/2, 3/4, and full turns.

http://emed.nucenter.org:8171/2011-05-17/3.3b+Associate+90%25C2%25B0%252C+180%25C2%25B0%252C+270%25C2%25B0%252C+and+360+with+%25C2%25BC%252C+%25C2%25BD%252C+%25C2%25BE%252C+full+turn.m4v