A 70-foot tree has a 35-foot shadow. If the building next to the tree has an80-foot shadow, how tall is the building?

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Originally Posted by DOOKIE A 70-foot tree has a 35-foot shadow. If the building next to the tree has an80-foot shadow, how tall is the building? set up a ratio ... $\displaystyle \frac{70}{35} = \frac{h}{80}$

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