19. ਲੰਬਾਈ + ਲੰਬਾਈ + ਚੌੜਾਈ + ਚੌੜਾਈ
ਉ) ਲੰਬਾਈ + ਚੌੜਾਈ
ਅ) 2 x ( ਲੰਬਾਈ + ਚੌੜਾਈ )
ਸ) 4 x ਚੌੜਾਈ
ਈ) 4 x ਲੰਬਾਈ
Answers
Answered by
1
Answer:
Option b is correct
Step-by-step explanation:
2× ( L + B)
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