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प्रश्न
Verify Euler’s formula for the table given below.
| Faces | Verticles | Edges |
| 12 | 20 | 30 |
बेरीज
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उत्तर
Euler’s formula is given by F + V – E = 2
F = 12, V = 20, E = 30
F + V – E = 12 + 20 – 30 = 32 – 30 = 2
∴ Euler’s formula is satisfied.
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पाठ 2: Measurements - Exercise 2.3 [पृष्ठ ७२]
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