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Mathematics 9 Online
OpenStudy (anonymous):

Elsie is making a quilt using quilt blocks like the one in the diagram. a. How many lines of symmetry are there? b. Does the quilt square have rotational symmetry? If so, what is the angle of rotation?

OpenStudy (anonymous):

|dw:1347920954515:dw|

OpenStudy (anonymous):

a. 4 b. yes, 90 degrees

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