# Determine resultant of two vectors using cosines equation

Solved problems in vectors – determine resultant of two vectors using cosines equation

1. F_{1} = 10 N and F_{2} = 20 N. Determine resultant vector.

2. A_{1} = 15 and A_{2} = 9. The angle between the two vectors is 60^{o}. Determine the resultant vector.

Solution

3. v_{1} = 5 and v_{2} = 12. The angle between the two vectors is 90^{o}. Determine the resultant vector.

Solution

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