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  • 22-06-2020
  • Mathematics
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A tree is 12 metres tall and casts a shadow 9 metres long. A building nearby casts a shadow that measures 21 metres. How tall is the building? (Draw a picture, set up a proportion)
1) 16 m
2) 24 m
3) 21 m
4) 28 m

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terecw0108
terecw0108 terecw0108
  • 22-06-2020
the answer to this question is 16m
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