Question

Find the total surface area of this object.

Answer 1

Answer:

528 units^2

solution,

Total surface area:

$2( \frac{1}{2} \times 6 \times 8) + 6 \times 20 + 8 \times 20 + 10 \times 20 \\ = 48 + 120 + 160 + 200 \\ = 528 \: {units}^{2}$

Hope this helps...

Good luck on your assignment..