italiazesavastano italiazesavastano
  • 17-03-2017
  • Mathematics
contestada

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?

Respuesta :

jdoe0001 jdoe0001
  • 18-03-2017
notice the picture below

so, the two triangles are similar by AA

thus [tex]\bf \cfrac{x}{4}=\cfrac{125}{20}[/tex]  solve for "x"
Ver imagen jdoe0001
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