If x Sin (90° – $\theta \backslash theta$) Cot (90° – $\theta \backslash theta$) = Cos (90° – $\theta \backslash theta$) then x =

If Tan $\theta \backslash theta$ + Cot $\theta \backslash theta$ = 5, then the value of $Ta{n}^2\theta +Co{t}^2\theta Tan^2\; \backslash theta+\; Cot^2\; \backslash theta$ =

If Cosec $\theta \backslash theta$ – Cot $\theta \backslash theta$ =  $\frac{1}{4}\backslash frac\; 14$ then the value of Cosec $\theta \backslash theta$ + Cot $\theta \backslash theta$ is

Sin 40°=

If $\mathrm{△}XYZ\backslash triangle\; XYZ$ is a right angled isosceles triangle and $\mathrm{\angle }\backslash angle$ Y = 90° then XZ =

Tan $\theta \backslash theta$ is not defined, then $\theta \backslash theta$ =

Sin (90° – $\theta \backslash theta$) =

Tan 81° =

Sin A. Cos (90° – A) + Cos A. Sin (90° – A) =

$\frac{1-Ta{n}^2\theta }{Co{t}^2\theta -1}\backslash frac\{1\; -\; Tan^2\; \backslash theta\}\{Cot^2\; \backslash theta\; -\; 1\}$ =