Trigonometry

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  • Created by: Kafhaz
  • Created on: 22-08-12 10:13

TRIGONOMETRY

(http://mail.qq.com/cgi-bin/picimage?k=00007bf7fe1cef0aZC0000HCHgjfe5RSy_yd2Xrvd~qQ89)trigonometry is based around finding the angles or side in a triangle. 

(http://mail.qq.com/cgi-bin/picimage?k=00007bf7fe1cef0aZC0000HCHgjfe5RSy_yd2Xrvd~qQ89)in a triangle angles equal up to 180` . trig questions can be worked out by using Pythagoras sometimes

(http://mail.qq.com/cgi-bin/picimage?k=00007bf7fe1cef0aZC0000HCHgjfe5RSy_yd2Xrvd~qQ89)before you start to do any calculations on your calculator remember that it must me in DEG mode so there should be a little DEG at the top or a d

(http://mail.qq.com/cgi-bin/picimage?k=00007bf7fe1cef0aZC0000HCHgjfe5RSy_yd2Xrvd~qQ89)the longest side is the HYPOTENUSE (HYP) the side opposite to the angle is called the OPPOSITE (OPP) and the side along the angle is the ADJACENT(ADJ)

(http://mail.qq.com/cgi-bin/picimage?k=00007bf7fe1cef0aZC0000HCHgjfe5RSy_yd2Xrvd~qQ89) θ= is a Greek letter called Theta it is used to represent angles

(http://mail.qq.com/cgi-bin/picimage?k=00007bf7fe1cef0aZC0000HCHgjfe5RSy_yd2Xrvd~qQ89)Sθ=sinθ

      Tθ=tan…

Comments

nazret ghemit

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this is really good kaf, well done!

a

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wow，this is the best revison material I've ever seen, well done Kafayat :)    -huiling

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