Practice question
ISO-A आकार श्रृंखला के अनुसार, 297 मिमी × 420 मिमी आयाम वाली कटी हुई (trimmed) शीट का नाम क्या है?
- 1A1
- 2A2
- 3A3✓
- 4A4
सही उत्तर देखें
A3
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