Question

please answer to my question urgent​

Answer 1

Explanation:

hope it's help you okay byy byy

Answer 2

$\huge{ \sf \color{lightgrey}{answer} \color{lightpink}{\ :}}$

$\begin{aligned} \because \: \angle i&= 45 \degree & \\ \therefore \: \angle r &= 45 \degree & \\ \\ \sf thus \qquad \quad \\ \sf required \: \angle & = \angle i + \angle r \\ &= 45 \degree + 45 \degree \\ & = 90 \degree \end{aligned}$

$\\ \\ \\ \boxed{\quad 90 \degree \quad } \\ \\ \\ \\ \\ \\ \\ \sf☆ \: Thank \: You! \: ☆$