Answer:
292 cm²
Explanation:
First, find the area of the base of the box:
A = lw
A = 8(6)
A = 48 cm²
Then, find the area of the sides of the box:
A = lw
A = 8(7) = 56 cm²
A = lw
A = 6(7) = 42 cm²
Then add up all the areas of the sides and bases:
48 + 48 + 56 +56 + 42 +42 =
292cm²