Search Results       Your search for [author]Soriano, Heidi P. returned 1 record.           The Performance in trigonometry of selected graduating students under the three-year and the four-year secondary courses at Arellano High School : a comparative analysis. by Soriano, Heidi P.; 1990. Subject: Trigonometry -- Ability testing; Graduate students -- Rating of; Arellano High School -- Graduate students -- Rating of.          Add to Book Cart Relevance: 16.15%