Posted by m on Thursday, January 6, 2011 at 9:47am.
Multiple choice question. Describe all symmetries of a square.
A) 2 lines of reflectional symmetry
B) 2 lines of reflectional symmetry, 180 degree rotational symmetry
C) 4 lines of reflectional symmetry
D) 4 lines of reflectional symmetry, 90 degree rotational symmetry
I believe the answer is D, Correct?

math  Anonymous, Saturday, November 5, 2011 at 7:49pm
yes, it would be D