What does lateral area mean?

Question

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the surface area of a whole solid
the surface area of the bases of a solid
the surface area minus the base(s)

Answer 1

The correct answer is "the surface area minus the base(s)". Lateral area refers to the measurement of the surface area of a three-dimensional solid, excluding the area of its base(s). It represents the area of the sides or the outer surface of the solid.