Step-by-step explanation:
I think the answer is like this
Omg I’m stuck on a question like that and I made another account and posted it there and nobody is answer me
Answer:
Step-by-step explanation:
A
Step-by-step explanation:
Volume= [(20+20) x (20+20) x 100] - (20 x 20 x 100)
=120000cm^3
surface area= 2 x 40 x 100 + 2 x (40 x 40 - 20 x 20) + 4 x 20 x 100
=18400cm^2
