Added: 5 years ago
From: mathstutorbiz
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  • I got my science GCSE exam today I'm doing the higher paper. This years GCSE's are so strict before you enter the hall they check your hands with flash lights to see if you anything on there they use flash lights because one boy had invisible ink on his hand and he was wearing contacts that let him see the ink!

  • No one gives a toss if you think this is easy... or you can't belive how simple this is. People struggle to remember this sort of stuff as do i. 

  • Im doing my exam tomorow ;(

  • lol, it would be nice to write what questions appear on each clip, so we know that if we cant do any of these, we would see it

  • i've never seen a GCSE Higher paper this easy!!!

  • This is one question on a paper with over 20 questions. Best to judge a paper after trying all the questions. mathstutor

  • kk!

  • I agree with him, you're bringing my hopes too high. Maths exams are never that easy. I say you go through real exam past papers on Edexcel and other exam boards and compare it to the ones you're doing now.

  • maths paper 2moro boi.....I'm gonna smack that paper...Goin 4 dat A* baby

  • these seems very easy for a gcse higher paper, i have my higher paper 1(non-calc) tomorrow and this has helped me a bit so thanks :D

  • so easy circle theorms

  • THANK YOU VERY MUCH!

  • is this london advanced level edxel paper question? please can some one tell?

  • GCSE not advanced. yes based on edxel

  • EXAMPLE angle: xOy sides: Ox,Oy Note that English isn't my first language so I do apologise if I don't express myself correctly THEOREM: when the sides of 2 acute angles are perpendicular to each other then the angles are equal. EXAMPLE Angles:  BAG , ONM Sides : AB and AG , NO and NM IF AB is perpendicular to NO and AG is perpendicular to NM Then BAG=ONM Please let me know if you understood it
  • As English is not your first language, I have to say how impressed I am.

    After drawing a diagram with your example I can see. Thank you.

    mathstutor

  • Anytime

    and that's the wonderful thing about Geometry many different ways to prove something or to find out something by combing different sorts of theorems, while shivering as most of these theorems have been "born" 2 thousand years ago in Greece and you wonder how they actually put all these new knowledge into practice with different works of art,buildings (for example,the Parthenon,which cannot be constructed by modern architecture)

    It's like magic

  • It's a 2,000 year old theorem.

    It's proved in euklid's elements by euklid

  • yes as I thought but does "when acute angles' sides are perpendicular then these angles are equal" really explain what the theorem is? or even make sence?? What are "acute angles' sides"? Sorry need better exlaination.

  • we could say for ii)

    TS is perpendicular to XY and

    SU is perpendicular to TU

    THEOREM:

    when acute angles' sides are perpendicular

    then these angles are equal.

    so TSU=UTY TSU=27

  • Always more than one way to answer a question. Although the theorem you used "when acute angles' sides are perpendicular

    then these angles are equal" I'm not familiar with, and not sure I understand what in fact you mean.

    mathstutor

  • This helps alot, see, in our class the past year we've been doing foundation, but to even get a C for most of use we need to do higher, so its good to have these sort of vids on Youtube, their a great help, thanks mate.

  • u r welcome

    mathstutor

  • thanks for the help!

  • GAH!

    I have my GCSE maths on monday.

    Thats for posting this.

    You helped me understand Circle theroems. You should be proud. x

  • good luck in your exam.

    mathstutor

  • thanks for the help!

  • really funny the way you say "angle always 90 or angles always 170" when u actually say "angle is". Your really good i found one flaw, angle between radius and tangent is 90 not angle between tangent and diameter.

  • "angle between radius and tangent" and "angle between tangent and diameter" doh,,,, it means the same thing.

  • nice video :)

  • you are an amazing teacher

  • well that's very nice of you to say so.

    mathstutor

  • so k. mathstutor

  • yh fanks

  • if using the alternete angle theorm, no it does not have to pass through the center. angle between tangent and a chord equals angle subtended by that chord in the alternate segment, no it does not have to pass through the centre..... it just happens to in this particular question. mathstutor.

  • When the chord is subtended... Does it have to pass through the centre of the circle for this rule to work?

    Thank you, you're a lot of help!

  • glad to help. mathstutor

  • Sorry, I just watched the bit that said it was ^_^ keep up the good work!

  • For question 12, is the alternate segment theorem also applicable? That one confuses me an incredible amount :) x

  • nice videos but every time you change parts of the video, you it misses out like 3 questions

  • well the idea is .... you visit my web site and buy the complete DVD version... sneaky eh!! mathstutor

  • these vidoes realli helppp meee. thank you soo much.keep it up because i will be wacthin them!!!

  • great vids

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