mystickat125 mystickat125

16-05-2019
Mathematics

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which expression can be used to find the value of x?

which expression can be used to find the value of x class=

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kamranT kamranT

23-05-2019

we can use the law of sinuses, according to it we know: (sina/a)=(sinb/b)=(sinc/c)

so we can do:

(sin(55)/x)=(sin(85)/23) => x=23sin(55)/sin85

it means A is true!

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