Area of triangle roof:
= 1/2 (3.5)(1.2)
= 2.1 m^2
Area of large rectangle:
= 3.5 x 2.5
= 8.75 m^2
Area of small rectangle (door):
= 1.5 x 2
= 3 m^2
Total area:
= 2.1 m^2 + 8.75 m^2 +
= 13.85 m^2
