The diagram below shows a man is trying to pull a box a distance of 3 m with a force of 20 N that makes a 35º with the horizontal. Apply your scientific knowledge and understanding of work to find the work done on the box.

pythagoras' theorem

square root (-5^2+9^2)

square root (25+81)

square root (106)

angle is tan^-1(9/5)

neg x, pos y

maria has a savings account that is earning simple interest. if she started with $200 in the account and has earned a total of $8 in interest in two years, what is the rate of the account? use the formula  .