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I NEED HELP WITH TRIGONOMETRY !!

I NEED HELP WITH TRIGONOMETRY !!-example-1
User Vurmux
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1 Answer

6 votes
6 votes

x is 14.3


(x)/( \sin(a) ) = (y)/( \sin(b) )

the right angle is 90 degrees, so sin(a) is 90


(x)/( \sin(90) ) = (9)/( \sin(39) )

multiply sin(90) on both sides to give:


x = (9)/( \sin(39) ) * \sin(90)

x is 14.3

User Sergey Ratnikov
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2.7k points