1. First of all, mention the formula of area:
Area of a rectangle = l*b, where l = length, b = breadth.
2. Mention values of L and B:
Given, l = 12 m, b = 8 m
3. Using formula, find the area
Area = l*b = 12 m*8 m
= 96 m2
4. Mention result
∴Area of required rectangle = 96 m2
Good Day! :)