Respuesta :

Answer:

384 cm squared

Step-by-step explanation:

CUBE:

Bottom: 36

Showing side: 36

Non-showing side: 36

Back: 36

Front: 36

Total: 180

TRIANGLE:

Front: 42

Back: 42

Left: 42

Right: 42

Bottom: 36

Total: 204

BOTH:

384 cm squared