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how to find angle made by vector with x-axis

MANOJ , 10 Years ago
Grade 11
anser 1 Answers
bharat bajaj

Last Activity: 10 Years ago

Say the vector is A.
Take dot product with i cap.
A.i = |A| . 1 . cos B
You know how to calculate A.i.
Hence, cos B = A.i/|A|
B is the angle with x axis
Thanks
Bharat Bajaj
IIT Delhi
askiitians faculty

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