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How do I find the angles of a triangle when given all the lengths and no angle?​

How do I find the angles of a triangle when given all the lengths and no angle?​
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3 votes
How do I find the angles of a triangle when given all the lengths and no angle?​

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User Mihey Mik
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1 Answer

4 votes
that’s a SSS triangle so you need to use the law of cosines to calculate one of the angles. then use it again to calculate the other than subtract from 180 to find the 3rd
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User Martin Rasumoff
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