1) As 3cm represents, is equivalent to 5 m
We can write:
3 cm ------------ 5m
6cm ------------ 5 x 2 = 10m
12cm -------------5 x 4 = 20m
2) Now, since we want the Patio area, we can write:
A = b * h
A = 5 x 10
A = 50 m²
3) Hence, the area of that patio is 50m²
