question sine and cosine rule | Revision Server | Page 1

karmic crest Dec 7, 2022, 9:01 PM

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wtf I've been staring at this triangle I've drawn and there isn't enough info to use either sine or cosine

hasty hare Dec 7, 2022, 9:10 PM

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thorn kite Dec 7, 2022, 9:25 PM

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that cosine rule isnt correctly applied

hasty hare Dec 7, 2022, 9:27 PM

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Then how else would you solve it

thorn kite Dec 7, 2022, 9:28 PM

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gonna do it

hasty hare Dec 7, 2022, 9:28 PM

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Ok

thorn kite Dec 7, 2022, 9:31 PM

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Solved everything though pretty sure you only need 86.41degrees

#question sine and cosine rule