Find the value of x?. Round to the nearest tenth

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1 Answer
Hriman
Mar 29, 2018

#xapprox16#

Explanation:

Remember Sine of an angle is #"opposite side"/"hypotenuse"#

So let the hypotenuse be #x#:
#Sin(47°)= "opposite side"/x#

#Sin(47°)= 12/x#

To solve for #x#, divide #Sin(47°)# by #12#:

#x=12/Sin(47°)#

#xapprox16#

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