## anonymous one year ago What is the surface area of the rectangular prism? 528 cm 2 440 cm 2 404 cm 2 484 cm 2

1. Michele_Laino

2. anonymous

3. Michele_Laino

hint: the requested total surface S is: $\Large S = 2 \times \left( {11 \times 8 + 11 \times 6 + 6 \times 8} \right) = ...$

4. anonymous

404

5. Michele_Laino

since we have two 8x11 rectangles, two 6x11 rectangles, and two 6x8 rectangles

6. Michele_Laino

that's right!

7. anonymous

xD