ajvaldez8583 ajvaldez8583
  • 12-07-2017
  • Mathematics
contestada

A person who is 5 feet tall casts a shadow that is 4 feet long. at the same time, a flagpole casts a shadow that is 20 feet long. how tall is the flagpole?

Respuesta :

Glory11
Glory11 Glory11
  • 12-07-2017
Use ratio, the flagpole is 25 feet long

4:5
20:x

20/4 = 5
5×5 = 25 feet long

or

4:5
20:x

4x = 5*20
4x = 100
x= 25
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