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trig

+10

1741

2

So cos 56 degrees = 10/x.
I need to find the value of x.

Guest Feb 1, 2012

2⁺⁰ Answers

+3146

+5

cos( 56 ) = 10/x | *x
cos( 56 ) * x = 10 | / cos(56)
x= 10 / cos( 56 )

10 / cos( 56 )

admin Feb 1, 2012

+9675

0

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

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MaxWong Jul 17, 2016

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