Sarmiento, Felipe M. <br/><br/>
Plane geometry with basic trigonometry:  a simplified approach 
Felipe M. Sarmiento 
 - Revised edition 
 - Intramuros, Manila:  Unlimited Books Library Services & Publishing  c2012. 
 - viii, 276 pages :  illustrations;  26 cm. 
<br/><br/>Includes bibliographical references.<br/> 
<br/><br/><label>ISBN: </label>9786214270996 (pbk). 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plane geometry<br/>Trigonometry