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Urgent help needed

got this really hard maths question. Can anyone walk me through? cheers
Original post by veal parmesan
Picture0044.jpg


Have you got a better quality picture? It's very hard to read that...
Original post by RoyalSheepy
Have you got a better quality picture? It's very hard to read that...


sorry camera is trash haha. Is this any better? 23547230_722162761314206_15468676_o (1).jpg
Original post by veal parmesan
sorry camera is trash haha. Is this any better? 23547230_722162761314206_15468676_o (1).jpg


Are you aware of the sine and cosine rule? You're given enough information to work out the bottom line of the top triangle using the sine rule

Once you've done that, you have enough information to use the cosine rule on the bottom triangle to work out DC

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