03-02-2017
Mathematics

contestada

What is the value of w?

What is the value of w class=

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schoolkid101 schoolkid101

03-02-2017

the answer that i think it is 80

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Аноним Аноним

03-02-2017

cos Ф= adjacent side /hypotenuse

Data:
adjacent side=7√3
Ф=30º

So:

cos 30º=7√3 / x
x=(7√3) /(cos 30º)
x=(7√3) / (√3/2)
x=14

Answer: x=14

Answer Link

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