The points $\mathrm{P} (4,1)$ and $\mathrm{Q} (-2,4)$ are reflected in line $\mathrm{y}=3$. Fine the coordinates of $\mathrm{P}\text{'}$, the image of $\mathrm{P}$and $\mathrm{Q}\text{'}$, the image of $\mathrm{Q}$.

Point $\mathrm{A}$ and $\mathrm{B}$ have co-ordinates $\left(3,4\right)$ and $\left(0,2\right)$ respectively. Find the image :

$\mathrm{A}\text{'}$ of $\mathrm{A}$ under reflection in the $x-$axis. 

Point $\mathrm{A}$ and $\mathrm{B}$ have co-ordinates $\left(3,4\right)$ and $\left(0,2\right)$ respectively. Find the image :

$\mathrm{B}\text{'}$ of $\mathrm{B}$ under reflection in the line $\mathrm{AA}\text{'}$.

Point $\mathrm{A}$ and $\mathrm{B}$ have co-ordinates $\left(3,4\right)$ and $\left(0,2\right)$ respectively. Find the image :

$\mathrm{A}"$ of $\mathrm{A}$ under reflection in the $y-$axis. 

Point $\mathrm{A}$ and $\mathrm{B}$ have co-ordinates $\left(3,4\right)$ and $\left(0,2\right)$ respectively. Find the image :

$\mathrm{B}"$ of $\mathrm{B}$ under reflection in the line $\mathrm{AA}"$.