Assertion (A): The value of each of the trigonometric
and ratios of an angle do not vary with the lengths of the sides of the triangle, if the angle remains the same.
Reason (R): In right angled △ABC, ∠B = 90° and ∠A = θ, sin θ = BC/AC < 1 and cos θ = AB/AC < 1 as hypotenuse is the longest side.