This photo shows ruins at Machu Picchu. Which early American civilization built this ancient city?

the Aztecs
the Chavins
the Incas
the Maya

If x ≤ 25, which could be the perimeter of this rectangle? a) 100 in b) 155 in c) 225 in d) 750 in e) 1500 in

Name one type of data that h-r diagrams do not show.

In a constitutional monarchy, the king or queen a. is a symbol of the nation b. runs for office c. controls the legislative branch d. has absolute control