<Li> North High School (Phoenix, Arizona) </Li> <Li> North Pointe Preparatory </Li> <Ul> <Li> Paradise Valley High School </Li> <Li> Phoenix Christian Preparatory School </Li> <Li> Phoenix College Preparatory Academy </Li> <Li> Phoenix Country Day School </Li> <Li> Phoenix Union Bioscience High School </Li> <Li> Phoenix Union High School </Li> <Li> Pinnacle High School </Li> <Li> Pinnacle High School (charter) </Li> </Ul> <Li> Paradise Valley High School </Li>

How many high schools are in phoenix az