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Pythagoras and Trigonometry

What you have to know :

  • Rearranging Formulae

    (If not check this lesson)

  • Basic about angles

    (If not check this video)

  • Basic about triangles

    (If not check this video)

  • Basic about exponents and square roots

    (If not check this video)

Pythagorean Theorem
1. Watch this video
2. Watch this presantation

What you have to know :

  • Rearrange Formulae

    (if not check this lesson )

Sine,Cosine and Tangent
1. Watch this video
2. Watch this presantation about finding  
     angles in right angled triangles​
3. Watch this presantation about finding   
     sides in right angled triangles​

What you have to know :

  • Basic equations

  • One step equation with fractions

Sine and Cosine rule for non right angle triangles
1. Watch this video
2. Watch this presentation for Sine Rule
3.Watch this presentation  for Cosine Rule

Now you know :

  • How to solve a simple equation

  • How to solve equations with fractions

Basic Equations
eqq.jpg

Now Lets Practice!

  • Solve the problems.

     

Find the equation of the tangent line and of the normal line to the graph of a function at the given point T
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