Examining the challenges of grade IX in solving problems involving quadrilaterals based on polya's method  a basis for strategic intervention material 
Shallom Metzy J. Buyuccan... [et.al] 
 - x, 85 leaves   col. ill  28 cm 
<br/><br/> Undergraduate Thesis (BSED - Mathematics) - Nueva Vizcaya State University 
<br/><br/>Includes appendices & bibliography 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Polya's method<br/>Quadrilaterals<br/>Problem-solving