SOLUTION: We want to pack a gift in the form of a parallelogram, its dimensions are 10cm, 15cm, and 20cm. What is the area needed for that?
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Question 1167348: We want to pack a gift in the form of a parallelogram, its dimensions are 10cm, 15cm, and 20cm. What is the area needed for that? Answer by ikleyn(52914) (Show Source):