A 2 kg toy car moves at a speed of 5 m/s.? If a child applies a 3 N force for 2 m in the same direction the car is already moving, how much work isdone on the car?

its A

Explanation:

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see the picture for the vector

the magnitude of the vector by pythagorean theorem

r = √( (-10)^2 + (3)^2 ) = √109

magnitude = √109 units

the direction angle between vector and x-axis is

tan^(-1)(3/10) = 16.699

so the direction is approximately 16.7 degrees north of west