TY - BOOK AU - Sarmiento, Felipe M. AU - De Castro, Wilfredo M. TI - Plane geometry with basic trigonometry: a simplified approach SN - 978-971-9654-16-2 U1 - Fil. 516.22 Sa246 2016 PY - 2016/// CY - Manila PB - Unlimited Books Library Services & Publishing KW - Plane geometry KW - Trigonometry N1 - Includes bibliographical references ER -