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3 years ago

8

a 4 ft post casts a 20 inch shadow at the same time a nearby cell phone tower casts a 125 ft shadow. how tall is the cell phone

tower?

1 answer:

Natalka [10]3 years ago

4 0

Notice the picture below

so, the two triangles are similar by AA

thus $\bf \cfrac{x}{4}=\cfrac{125}{20}$ solve for "x"

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