Casanova, Joanne R. Math for innovative minds 9 / Joanne R. Casanova, Jefferson D. Isidro. - 392 pages : illustrations (some colored) ; 25 cm. - Junior High School Series. . Includes bibliographical references and index. Junior High School Mathematics Text in English ISBN: 9789714616738 (pbk) Subjects--Topical Terms: Mathematics. Dewey Class. No.: 510 C26 2021