Geometry

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A 3-ft vertical post casts a 24-in shadow at the same time a pine tree casts a 30-ft shadow. How tall is the pine tree?

• Geometry -

Cross multiply and solve for x.

3/2 = x/30

• Geometry -

A 4​-ft vertical post casts a 20​-in shadow at the same time a nearby cell phone tower casts a 115​-ft shadow. How tall is the cell phone​ tower?

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