Complete the statements about circle Z. A central angle, such as angle
of circle Z, is an angle whose vertex is

and whose sides are radii of the circle.

Angle

is not a central angle of circle Z.

The degree measure of an arc is

the degree measure of the central angle that intercepts it.

The measure of is
degrees

What is the ratio of the change in y-values to the change in x-values for this function? a) 1: 13 b) 2: 5 c) 5: 2 d) 13: 1

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.

Ineed with question three. i don't understand how i'm supposed to achieve 3 marks.