發送短信 : THE DEVELOPMENT OF ENRICHEMENT BOOK ON CONGRUENCE AND SIMILARITY COMBINED WITH GEOGEBRA FOR JUNIOR HIGH SCHOOL STUDENTS

 _    _     _____     _____    __   __    _  _   
| || | ||  |  ___||  |__  //   \ \\/ //  | \| || 
| || | ||  | ||__      / //     \ ` //   |  ' || 
| \\_/ ||  | ||__     / //__     | ||    | .  || 
 \____//   |_____||  /_____||    |_||    |_|\_|| 
  `---`    `-----`   `-----`     `-`'    `-` -`