Respuesta :
Answer:
A: The composite figure consists of two rectangular pyramids.
D: The total volume is 45 units³.
Step-by-step explanation:
The true statements about the figure are:
- Volume of the composite figure = sum of the volume of each rectangular pyramids.
- Volume of the composite figure = 45 units³
What is the Volume of a Rectangular Pyramid?
Volume = 1/3(length)(width)(height)
The volume of the composite figure = sum of the volume of each rectangular pyramids.
The two pyramids have the same height and base. Therefore:
Volume of the composite figure = 2[1/3(length)(width)(height)] = 2[1/3(9)(1.5)(5)]
Volume of the composite figure = 45 units³
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