Question $4$

$($a$)$ Draw the following direction and plane within the SAME cubic cell.

$($i$)\left[\begin{array}{ccc}1& 0-1& ?\end{array}\right]$

$($ii$)(1-22)$

Show how you arrive at the intercepts for part $($ii$).$

$(3+5$ marks$)$

nm $)$ in:

$($i$)$ atoms $\frac{?}{cm}$

$($ii$)$ fraction

$(12$ marks$)$