Q10Multiple choice
The dimensions of a godown are 40 m, 25 m and 10 m. If it is filled with cuboidal boxes each of dimensions 2 m × 1.25 m × 1 m, then the number of boxes will be
- (a)1800
- (b)2000
- (c)4000
- (d)8000 Think about your answers to these questions. Discuss your ideas with other students and your teacher. Then write a summary of your findings in your notebook. 1. Explain how to find the total area of all the faces of a rectangular box. 2. Explain how to find the number of identical cubes it will take to fill a rectangular box. 3. Suppose several different nets are made for a given box. What do all of the nets have in common? What might be different?
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(d) 8000 Think about your answers to these questions. Discuss your ideas with other students and your teacher. Then write a summary of your findings in your notebook. 1. Explain how to find the total area of all the faces of a rectangular box. 2. Explain how to find the number of identical cubes it will take to fill a rectangular box. 3. Suppose several different nets are made for a given box. What do all of the nets have in common? What might be different?