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Please help me with this ​

Please help me with this ​-example-1
User Abhinav
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1 Answer

6 votes

Explanation:

I'm pretty sure you just use the law of cosines in this case.

c= sqrt(a^2+b^2﹣2ab (cos γ))
where a is a Side, b is a Side, γ is Gamma or the angle. Sqrt means square root

In your case, a is 20, b is 13, and γ is 93. Just plug it into the formula now :). I got 24.41751 ish.

User Marek Macko
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8.5k points

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