Please help due tonight 11:59!!!

Given sin=-4/5 and x is in quadrant 3, what is the value of tan x/2

In the workplace, it is important to listen to others’ opinions, communicate effectively, and lend a hand when needed. these are . to be a good team member, it is important to show . this means telling the truth, showing empathy, and making the right choices

Which of the following is an example of negative reinforcement? a.marty knocks over his mother's prize fern so she gives him a time out. b.gwen mows the lawn and her dad takes her out for ice cream. c.tara takes an aspirin, and her headache begins to go away. d. peter comes in late from his lunch and is fired from his job.