Question

what is full name of (sin,cos,tan,cot,sec,cosec)?

Answer 1

sin=sine
cos=cosine
tan=tangent
cot= cotangent
sec=secant
cosec=cosecant

Answer 2

sine (sin) = p/h
cosine (cos) = b/h
tangent (tan) = p/b
cotangent (cot) = b/p
secant (sec) = h/b
cosecant (cosec) = h/p