Please answer all the questions 1.find the area of the circle
(Radius = 6)

2. find the area of half of a circle
(Radius = 6)

3. find the area of a quarter of a circle
(Radius = 6)

4. find the area of 3/4 of a circle
(Radius = 6)
What

Which approach to the theory-and-research cycle does the following sequence reflect: (1) specific observations suggest generalizations, (2) generalizations produce a tentative theory, (3) the theory is tested through the formation of hypotheses, and (4) hypotheses may provide suggestions for additional observations?

How do you use the elimination method for this question? explain, because i really want to understand!

Consider a bag that contains 220 coins of which 6 are rare indian pennies. for the given pair of events a and b, complete parts (a) and (b) below. a: when one of the 220 coins is randomly selected, it is one of the 6 indian pennies. b: when another one of the 220 coins is randomly selected (with replacement), it is also one of the 6 indian pennies. a. determine whether events a and b are independent or dependent. b. find p(a and b), the probability that events a and b both occur.