Last updated at May 29, 2018 by Teachoo
cos 2 θ + sin 2 θ = 1
1 + tan 2 θ = sec 2 θ
1 + cot 2 θ = cosec 2 θ
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Transcript
In right triangle ABC sinβ‘π= (π πππ πππππ ππ‘π π‘π πππππ π)/π»π¦πππ‘πππ’π π cosβ‘π= (π πππ ππππππππ‘ π‘π πππππ π)/π»π¦πππ‘πππ’π π tanβ‘π= (π πππ πππππ ππ‘π π‘π πππππ π)/(π πππ ππππππππ‘ π‘π πππππ π) coπ ππβ‘π= 1/sinβ‘π π ππβ‘π= 1/cosβ‘π cotβ‘π= 1/tanβ‘π
Finding Value of trignometric functions, given other functions
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