Give an example of each of the following:
1. Secant
2. Minor arc
3. Chord
4. Semicircle
5. Major arc
6. Tangent
7. Diameter
8. Radius

Answers; a) 135 degree’s b) 30 degree’s c) 180 or 0 degree’s d) 90 degree’s

Which expression will have the same sum as 3_8 + 1/4?

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)?