Question

Total surface area??

Answer 1

Answer:

372cm2

Step-by-step explanation:

$(9.5 \times 5 + 5 \times 8 + 9.5 \times 8) \times 2$

You solve in the brackets first (but also follow orders in the operations!

I'll just break it down:

$(9.5 \times 5) + (5 \times 8) + (9.5 \times 8)$

The answers you'll get are 47.5, 40, and 76; add them together and you get 163.5!

Lastly, you multiply 163.5 by 2, which the answer is 327cm2, so the surface are equals 372cm2!