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Parallelograms

美 [ˌperəˈleləˌɡræm]英 [ˌpærəˈleləˌɡræm]

复数：parallelograms

Parallelograms

GRE数学考点汇总：多边形_新东方网 ... Quadrilaterals：四边形 Parallelograms： 平行四边形 Rectangles：矩形 ...

a polyhedron with two congruent and parallel faces (the bases) and whose lateral faces are parallelograms .

There are so many parallelograms in our daily life. Can you find it?

Work out the base or the height of the following parallelograms. (Unit : cm )