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Mathematics 21 Online
OpenStudy (anonymous):

What is the surface area of a triangular pyramid if each face has an area of 30 mm2? A. 90 mm2 B. 160 mm2 C. 60 mm2 D. 120 mm2

OpenStudy (anonymous):

@tkhunny

OpenStudy (tkhunny):

Same kind of thing. How many sides has a triangular prism?

OpenStudy (anonymous):

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