find other trignometric values
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here P = m² - n²
H = m²+ n²
by using Pythagoras theorem,
B= 2mn
now
cos theeta ,= 2mn/m² +n²
tan theeta = m²-n²/2mn
sec theeta = m²+n²/2mn
H = m²+ n²
by using Pythagoras theorem,
B= 2mn
now
cos theeta ,= 2mn/m² +n²
tan theeta = m²-n²/2mn
sec theeta = m²+n²/2mn
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