Sarmiento, Felipe M., <br/><br/>
Plane geometry with basic trigonometry :  a simplified approach / 
by Felipe M. Sarmiento and Wilfredo N. De Castro. 
 - Manila :    Unlimited Books Library Services and Publishing Inc.,    c2016 
 - viii, 286 pages :  illustrations ;  26 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9789719654162 (NP) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometry, Plane.<br/>Trigonometry.
<br/><br/><label>LC Class. No.: </label>QA455  / .S27 2016