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+10
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So cos 56 degrees = 10/x.
I need to find the value of x.
Guest Feb 1, 2012
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 #1
avatar+3065 
+5
cos( 56 ) = 10/x | *x
cos( 56 ) * x = 10 | / cos(56)
x= 10 / cos( 56 )

10 / cos( 56 )
admin  Feb 1, 2012
 #2
avatar+6880 
0

\(\cos{56}=\frac{10}{x}\\ x=\frac{10}{\cos56}\\ \;\;\approx17.8829\)

MaxWong  Jul 17, 2016

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