The figure below shows circle with center o and two perpendicular diameters.
explain in a few sentences an outline of how you would use this figure to prove that abcd is a square.

Suppose i flip two identical coins. what is the probability that i get one head and one tail?

43lbs of tomatos cost $387. how much would 41lbs cost

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?