Question $4$:

The observations given below were taken with a total station. $($height of instrument $=$ height of

target $=1\mathrm{.}5)$

If coordinates of $A$ is $(1000E,700N,10m)$ and bearing of Line $AB$ is $xx,$ find coordinates

of M $($Eating$,$ Northing, Reduced level$)$

XX$=55$