Trigonometry Trigonometry
Types of triangle Triangle
Types of triangle Triangle Types of angleTypes of angle
Right-angle triangle
Right-angle triangle Acute angleAcute angle
Isosceles triangle
Isosceles triangle Obtuse angleObtuse angle
Equilateral triangle
Equilateral triangle Reflex angleReflex angle
Scalene triangle (Three different sides)
Scalene triangle (Three different sides) Supplementary angleSupplementary angle Complementary angle Complementary angle
Pythagorean Triangle Pythagorean Triangle
Proof of Pythagoras Theorem Proof of Pythagoras Theorem
1. 1. Trigonometry Trigonometry Measurement of Measurement of triangle triangle Sides
Sides of of triangle triangle Angles of Angles of triangletriangle
Study of triangle Study of triangle Sine,Cosine,Tan Sine,Cosine,Tan Pythagorean, Pythagorean, Fourier Analysis, Fourier Analysis, geometry geometry
2. 2. 3. 3. 4. 4. Right-angle triangle Right-angle triangle Opposite is inverse
Opposite is inverse relationshrelationshipip Left (Right)=Center Left (Right)=Center Trigonometric Identities Trigonometric Identities a a cc b b 1 1
Divides Divides Divides Divides Triangle Formulae Triangle Formulae √ √ Proof: Proof: Sine Rule Sine Rule ,, h h x x
Cosine rule Cosine rule Area Rule Area Rule
[[ ][][ ]] [[ ]][[]] [[ ]] [[]] [[(()()()()()) ]] [[ ]] √ √ √ √ √ √
Basic Trigonometric Formulae Basic Trigonometric Formulae
Conclusion Conclusion (()) A A B B C C D D E E F F G G II H H JJ
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