PRETTY URGENT ITS ALGEBRA
Find the values of sin (θ) and tan (θ) if the value of cos(θ) =−4/5 in quadrant III.

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

Find the equation of the ellipse with the following properties. the ellipse with foci at (0, 6) and (0, -6); y-intercepts (0, 8) and (0, -8).edit: the answer is x^2 over 28 + y^2 over 64 = 1

When steve woke up. his temperature was 102 degrees f. two hours later it was 3 degrees lower. what was his temperature then?