dylanmschmidt02 dylanmschmidt02

12-07-2018
Mathematics

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

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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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