Question

What is the surface area of this composite solid?
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_m^2

Answer 1

Answer:

2,100$m^{2}$

Step-by-step explanation:

Volume of the prism = b · h

Volume of the prism = 180 · 9

Volume of the prism = 1,620

Volume of the pyramid = b · h/3

Volume of the pyramid = 180 · 8/3

Volume of the pyramid = 480

Volume of the composite solid = 2,100$m^{2}$