Answer:its A.
Step-by-step explanation:
Answer:
Area will be 2(lb + bh + hl)
So 2*(12*9 + 9*4 + 4*12)
384 sqft
the question is incorrect.
Cual es la formula de un octaedro
81
hope it helps
im using my ti84 and i got 16 c ti the power of 2 plus10cplus16+16