dylanmschmidt02 dylanmschmidt02
  • 12-07-2018
  • Mathematics
contestada

A tree casts a 20 foot shadow. Brian is 6 feet tall and casts a 4 foot shadow how tall is the tree

Respuesta :

shreya74
shreya74 shreya74
  • 12-07-2018
So here is how u would write the ratio.
tree shadow/tree height = Brian’s shadow/ Brian’s height
Then substitute: 20/x = 4/6
Cross multiply and solve: 120 = 4x
x = 30
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