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PURE MATHEMATICS - Trigonometry

 

Pythagorean Identities

 

 

first principles

notation

the formula

 

 

 

Pythagorean Identity #1

 

 

 

 

pythagoras' theorem

 

 

pythagorean id proof#1

 

 

Example

 

pythagorean id's problem #1

 

 

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Pythagorean Identity #2

 

 

 

 

pythagorean id proof #2

 

 

Example

 

pythagorean id's problem #2

 

 

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Pythagorean Identity #3

 

 

 

 

pythagorean id proof #3

 

 

 

Example

 

pythagorean id's problem #3

 

 

 

 

 

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