Answered

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A telephone pole is 45 feet tall and casts a 20
foot shadow. A street lamp next to the
telephone pole casts a 12 foot shadow.
Calculate the height of the street lamp.

Sagot :

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Create a proportion for this problem.

45 feet pole. x
——————- = ——————
20 foot shadow. 12 foot shadow

Cross multiply.

20x = 540

Divide both sides by 20 to isolate x.

x = 27

Answer: The height of the street lamp is 27 feet tall.

Answer:

The height of the street lamp is 27 feet tall, hope this helps! :D

Step-by-step explanation:

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