While pulling a stalled car, a tow truck's cable makes an angle of 50 degrees above the road. If the tension on the tow truck's cable is 1600 newtons, how much work is done by the truck on the car pulling it 1.5 kilometers down the road?

Question

The answer is 1,542,690 N . m

I don't understand how to solve it.

Answer 1

work= force in drection of movement* distance
= 1600*cos50*1500 joules