The surface area = 214 inches² (option A)
Explanation:
length = 6 feet
width = 5 feet
height = 7 feet
The surface area of a rectangular prism = 2( w×l + w×h + l×h)
= 2(5×6 + 5×7 + 6 ×7)
= 2(30 + 35 + 42)
= 2(107) = 214
The surface area = 214 inches² (option A)
