alleryA cabinet measures 1 m × 2 m × 1.5 m. All faces except the bottom are painted. What area is painted?
A13 m2
B9 m2
C11 m2
D15 m2
Answer & Solution
Correct answer: C. 11 m2
1. TSA = 2(2 + 3 + 1.5) = 13 m2.
2. The bottom is 1 × 2 = 2 m2.
3. Painted area = 13 − 2 = 11 m2.
_Source: NCERT Class 8 Mathematics, Chapter 9 Mensuration, Exercise 9.2_
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