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If a 36-foot tree casts a 28-foot shadow at the same time near by building casts a 70-foot shadow, how tall is the building?

User Alboz
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2 Answers

2 votes
The building is 78 feet tall.
User Aung Pyae
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8.6k points
3 votes
actual length / shadow ratio is equal
Let the height of the building be x, then
36/28 = x/70
x = (36 x 70)/28 = 2,520/28 = 90.

Therefore, the height of the building is 90 feet.
User HBR
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