What is the capital city of guinea conakry

Which two following best identify the central themes of this speech in the passage the man in the arena

Zac wanted to determine the measure of r and of ? r in the triangle below. to fine the measure of r, zac sets up the problem.42^2 + 24^2 = r 2. determine whether zac set the problem up correctly.

The standard deviation of a population is 3.2.what is the margin of error? enter your answer in the box.