Answer
The area of one side of the house: 32 m$^{2}$
b) The area of one roof section: 13.41 m$^{2}$
Work Step by Step
Area of a Triangle: $A$ = $\frac{1}{2}$$b$$h$
a) $A$ = $\frac{1}{2}$(8 m)(8 m)
$A$ = 32 m$^{2}$ b)
$A$ = $\frac{1}{2}$(3 m)(8.94 m)
$A$ = 13.41 m$^{2}$