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QuizMultiple Choice

Surface Area of Composite Figures — Quiz

Question 1 • Grade 7 Mathematics

Which statement best describes her work?

Answer
A
Helen’s net is incorrect because she treated the figure as a single rectangular pyramid instead of a composite shape.
B
Helen’s net is correct because she included the front, back, left, right, and bottom faces of the solid.
C
Helen’s net is correct because she reorganized the solid as a triangular prism.
D
Helen’s net is incorrect because she forgot to include the shared rectangular face where the upper and lower solids are joined together.
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