Challenge - 71% of the earth's surface, which is about 362,100,000 square kilometers, is covered by water. Based on this information, what is the total surface area of the earth?

Elizabeth is using a sample to study american alligators. she plots the lengths of their tails against their total lengths to find the relationship between the two attributes. which point is an outlier in this data set?

If sin(x) = 0 and cos(x) = 1, what is tan(x)?

5, 6, 10 question: a. determine whether the side lengths form a triangle. (explain your reasoning) b. if it is a triangle, determine whether it is a right, acute, or obtuse triangle. (show your work)