CREATE TABLE table_25519358_1 (hypotenuse_0_c VARCHAR2, vertices VARCHAR2)

Name the hypotenuse for vertices ymf
SELECT hypotenuse_0_c FROM table_25519358_1 WHERE vertices = "月山泛 ΔYMF"
SELECT "hypotenuse_0_c" FROM "table_25519358_1" WHERE "vertices" = "月山泛 ΔYMF"