In ∆abc a=4, b=5, C=7, then since/2=?
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Given :
For A Triangle, ABC
The value of a = 4
The value of b = 5
The value of c = 7
To Find :
The value of Sin
Solution :
∵ For any Triangle, from Sin Law
Sin = ............1
∵ S =
=
= = 8
Now, Put the value of S into eq 1
i.e Sin =
=
=
=
=
Hence, The value of Sin is Answer
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