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a 12 foot pine tree cast a shadow 2 feet long (the sun is high in the sky.) at the same time, a building casts a shadow 9 feet tall
how tall is the building?

please help!

Respuesta :

Icebrain

Answer: The building is 54 feet tall.

Step-by-step explanation:

  1. Set up a proportion. It should be 12/2 = x/9.
  2. Simplify the proportion to 2x = 108.
  3. Divide 2 to both sides of the equation. The solution should be x = 54.