Sarmiento, Felipe M. Plane geometry with basic trigonometry: a simplified approach / Felipe M. Sarmiento, Wilfredo M. De Castro - Manila: Unlimited Books Library Services & Publishing, c2016 - viii, 285p.: ill. Includes bibliographical references ISBN: 978-971-9654-16-2 Subjects--Topical Terms: Plane geometryTrigonometry Dewey Class. No.: Fil. 516.22 Sa246 2016