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"Two vectors are said to be in parallel if the angle between them is either 0 or 180", is the definition what was given in a book. Are they parallel, irrespective of their direction, if angle between them is 180? Or, is the definition wrong?


"Two vectors are said to be in parallel if the angle between them is either 0 or 180", is the definition what was given in a book. Are they parallel, irrespective of their direction, if angle between them is 180?

Or, is the definition wrong?


Grade:11

1 Answers

Vikas TU
14149 Points
2 years ago
Dear student 
The book is right 
Two vectors are said to be in parallel if the angle between them is either 0 or 180.
Good Luck 
Cheers 

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