Work equals force times distance. In this case, work equals mgh (mg is the force and h is the distance. Solving the equation W = mgh gives you W = (3.4 kg)(9.8 m/s^2)(1.4 m) = 47 J (joules).
A
900 a piece
negative 12.50 because it's a loss of money
Apply angle bisector theorem





#2




Hope it helps
Answer:
The answer is 7,540 to the nearest tenth. If I'm wrong put it in the comments olease