Answer:
82 mm²
Explanation:
You want to know the surface area of a rectangular prism with dimensions 1 mm, 5 mm, and 6 mm.
Area
The surface area can be found using the formula ...
A = 2(LW +H(L +W))
A = 2(5·6 + 1(5 +6)) = 2(30 +11) = 82 . . . . . square mm
The surface area is 82 square millimeters.
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