Question

Please answer fast, it's urgent. ​

Answer 1

$\LARGE\star\mathfrak{\underline{\underline{\red{ᴀɴsᴡᴇʀ: }}}}$

$\sf{complete \: the \: relations \: in \: ratios \: given \: below : }$

$1. \: \sf{ \frac{sin \theta}{cos \theta } = tan \theta } \\ \\ 2. \: \sf{cos \theta = sin(90 \degree - \theta)} \\ \\ 3. \: \sf{sin \theta = cos(90 \degree - \bold{ \theta})} \\ \\ 4. \: \sf{tan \theta \times tan(90 \degree - \theta) = \bold 1}$