Question

What is the surface area of this shape?

1 cm
5 cm
4 cm
2 cm
6 cm
3 cm

Answer 1

88 cm²

Explanation:

Each square is 1 cm². Count the squares of each face and add them.

Front face (purple): 14 cm²

Back face (hidden): 14 cm²

Right lower face (orange): 6 cm²

Right upper face (orange): 6 cm²

Left face (hidden): 12 cm²

Upper top face (blue): 3 cm²

Lower top face (blue): 15 cm²

Bottom face (hidden): 18 cm²

Add all areas above:

88 cm²