The Cosine Rule

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GCSE Maths revision tutorial video.

  1. Maths Genie
  2. gcse
  3. maths
  4. revision
  5. cosine rule
  6. geometry
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Комментарии
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for the last question wouldn't you have to convert 10m into cm to get the answer.

msnrao
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i love this channel it has helped me so much in maths hoping to get a good grade for maths gcse. thx a ton

CmPunkKnowsItAll
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This is so helpful! Hoping to get an A in the edexcel Maths P2. Keep up the good work. Subscribed!

Hussaini_
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Thank you for your help
I'd like to know do we need to learn both equations for the exam or are they given?
Thank you

smartsloth
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On the very last question was side c meant to be 10 METRES? surely it wouldnt work if the units arent the same

tiny
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Thanks but error at 9:30 u forgot to convert metres to centermetres

romant
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can you do the predicted questions on the 9-1 paper 2017 please :)

mdhimayethassan
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I thought you can use the sine rule to find a missing side? You just need to make sure you have sin(A) and a and Sin (B), have Sin(B) in the bottom, cross multiply then leaves b on its own??? If I’m wrong explain where because now I’m lost

zephaniahblair
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Why didn't we convert the cm lengths to m lengths? Or does it just not matter?

aurelialucinus
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I DONT LIKE YOU




























JKJK I LOVE YOU

SMT
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Hi, can someone help me? I plugged the number and shifted the cos in my calculator but it always shows "error" even when I use brackets.

lwendzib
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why do you guys use calculator..?
thats the part i wanna learn..!

vinoddhull