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adell [148]
3 years ago
5

Pyramid = 40

Mathematics
1 answer:
Y_Kistochka [10]3 years ago
5 0

Answer:

A. 39,000.

Step-by-step explanation:

Volume of the lower prism = 30^3= 27,000

Volume of the pyramid = 1/3 area of the base * height

= 1/3 * 900 * 40

= 1200

Volume of the whole solid = 27000 + 12000

= 39,000,

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