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Jan 11, 2012 ... a parallelogram is just a four sided shape... that's it, right angles or not. hope this helped xD ? · 4 years ago. 0. Thumbs up. 1. Thumbs down. - read more

A rectangle is a four-sided shape where every angle is a right angle (90°). ... And a trapezium (UK: trapezoid) is a quadrilateral with NO parallel sides: ... - read more

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