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OpenStudy (anonymous):
A parallelogram rotates about its center. At what angle of rotation will the image of the parallelogram coincide with its preimage? a)30 degrees b) 90 degrees c)180 degrees d) 270 degrees e)315 degrees please help !
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OpenStudy (anonymous):
c)
OpenStudy (anonymous):
thank you !
OpenStudy (anonymous):
You're welcome.
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