Soaring 21st century mathematics  : appreciating trigonometry 
/ Simon L. Chua ... [et al.] 
 - ix, 369 p. :  ill. 
<br/><br/><label>ISBN: </label>9710626671 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics (Secondary education)
<br/><br/><label>Index Terms--Genre/Form: </label>
<br/><br/><label>Dewey Class. No.: </label>516.24