You can put this solution on YOUR website! find the height of a pyramid of volume 20 cubic centimetres and base area 12m squared
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Volume = area*h/3
12 sq meters = 12*10000 sq cm = 120000 sq cm
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20 = 120000*h/3
h = 60/120000 cm
h = 1/2000 cm
h = 0.0005 cm
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Not very tall, a "flat pyramid."