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Mathematics, 02.07.2019 21:10 babyduckies37

i need what is the type of two-dimensional solid created by a vertical cross section of the cone that passes through the apex? what is the area of the cross section?
triangle; area = 45 ft2
triangle; area = 90 ft2
circle; area = 36π ft2
circle; area = 144π ft2

i need what is the type of two-dimensional solid created by a vertical cross section o

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