How can you find the area of a two-dimensional composite figure, or the surface area of a three-dimensional composite figure?
A.

Multiply the number of sides by the area of one side of the composite figure.
B.

Add the areas of all shapes or all faces that make up the composite figure.
C.

Multiply the length times the width times the height of the shapes that make up the composite figure.
D.

Add the measures of all angles of the composite figure.

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