What is the domain of the function represented by the graph

Which of the following is a justification used while proving the similarity of triangles lom and mon

Which of the following is the true for f(x) = 5cos

Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours