Needs help over here

Asimilarity between the governments of israel and iran is that a both are considered democracies b. both are ruled by a prime minister c. both give men and women voting rights d. neither allows political parties to exist

Suppose you had to resolve the problems believed to be caused by distance decay in russia. what would you suggest?

The blue segment below is a diameter of oo. what is the length of the radius of the circle?