Find the missing side length. assume that all intersecting sides meet at right angles. be sure to include the correct unit in your answer.
not really sure how to solve this one. !

Aflute is on sale for 20% off. including the discount and 8% tax, the sales price is $216.

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)?

Find the common ratio of the sequence. -4, 8, -16, 32, a: -12b: -2c: 12d: -1/-2