Sitting on a park bench you see a swing that is 100 feet away and a slide that is 60 feet away. The angle between them is 30°. What is the approximate
distance between the swing and the slide?

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?

What is the slope of the line that contains the points (-2,1) and (0,-3)

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me