context: jmpl | 250px | Ratu Boko Site on a hill to the south of Prambanan Temple Ratu Baka Site or Boko Temple (Javanese: Candhi Ratu Baka) is an ancient site which is a complex of a number of remnants of buildings located approximately 3km south of the complex Prambanan Temple, 18km east of Yogyakarta City or 50km southwest of Surakarta City, Central Java, Indonesia. The Ratu Baka site is located on a hill at an altitude of 196 meters above sea level. The total area of ​​the complex is around 25 ha. [1]
question: what is the area of ​​Ratu Boko Temple?
answers.text: 25 ha