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Mathematics, 17.06.2021 22:10 amandamelton1
Fatima wants to know the volume of sand in an hourglass. When all the sand is in the bottom, he stands a ruler up beside the hourglass and estimates the height of the cone of sand.
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Fatima wants to know the volume of sand in an hourglass. When all the sand is in the bottom, he stan...
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