What is the surface area of the solid that this net can form? A. 106 square centimeters
B. 150 square centimeters
C. 210 square centimeters
D. 270 square centimeters

A. 106

You have to add all the numbers to get the answer!,
Hope this helps

A.106.

1. 0.3 •4 is the same as 4 groups of 0.32. 7•0.8 is the same as 7 groups of 0.83. it increases by 0.5 every time, so 0.5x4 it increases by 0.9 every time, so 0.9x5. 0.9•12=10.86. 0.47•5=2.35i can finish the next ones in a separate post