Geometry

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Greg made two similar glass display boxes shaped like triangular prisms. The length of the sides of the base of the first display box is 5 feet, and the length of the sides of the base of the second display box is 10 feet. If the volume of the first display box is 52 ft3, what is the volume of the second display box?
Answer
A. 104 ft3
B. 208 ft3
C. 260 ft3
D. 416 ft3

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