Trigonometry is a branch of mathematics which deals with measures of triangles especially right angle triangles.
In trigonometry, there are various ratios.
They are named as sine, cosine, tangent, cosecant , secant and cotangent
Opposite side/ hypotenuse = sin
Adjacent side/hypotenuse = cos
Opposite side/adjacent side = tan
Hypotenuse/opposite side = cosec
Hypotenuse/adjacent side = sec
Adjacent side/opposite side = cot
In trigonometry, there are various ratios.
They are named as sine, cosine, tangent, cosecant , secant and cotangent
Opposite side/ hypotenuse = sin
Adjacent side/hypotenuse = cos
Opposite side/adjacent side = tan
Hypotenuse/opposite side = cosec
Hypotenuse/adjacent side = sec
Adjacent side/opposite side = cot
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