Complex sentence: The pom/dance team and cheerleading squad have each qualified for sectionals and state in the past four years, and the cheerleading team has placed in the top 8 each year that they have qualified.
Split into simpler sentences: The Pom/Dance team and Cheerleading squad have each qualified for Sectionals and State in the past four years. The cheerleading team has placed in the top 8 each year that they have qualified.