CTET (Central Teacher Eligibility Test) Paper-II Mathematics: Questions 1 of 594
Appeared in Year: 2014
Question MCQ▾
Forty-two cubes each of side 1 cm are glued together to form a solid cuboid. If the perimeter of the base of the cuboid is 18 cm, then its height, in cm, is (February)
Choices
Choice (4) | Response | |
---|---|---|
a. | 4 | |
b. | 3 | |
c. | 1 | |
d. | 2 |
Answer
b.
Explanation
- As given, there perimeter of base of cuboid = 18 means is we take length and width of base as a and b then perimeter
- Now, there are total 42 cubes of 1 cm, so where so it can be length and width of cuboid, as where a and b are length and width.
- So, in , 7 = length, 2 = width and 3 = height.
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