In the United States, a doll house has the scale of 1:12 of a real house (that is, each length of the doll house is 1/12 that of the real house) and a miniature house (a doll house to fit within a doll house) has the scale of l: 144 of a real house. Suppose a real house (Fig. l-7) has a front length of 20 m, a depth of 12m, a height of 6.0m, and a standard sloped roof (vertical triangular faces on the ends) of height 3.0m. In cubic meters, what ate the volumes of the corresponding?

(a) Doll house and

(b) Miniaturehouse?

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3.0 m 6.0 m -12 m- 8 20 m