TY  - BOOK
AU  - Modi, Noreen A., jt.a
AU  - Bangyo, Coreen Joy B., jt.a
AU  - Miranda, Romar P., jt.a
TI  - Examining the challenges of grade IX in solving problems involving quadrilaterals based on polya's method: a basis for strategic intervention material
KW  - Polya's method
KW  - Quadrilaterals
KW  - Problem-solving
N1  - Undergraduate Thesis (BSED - Mathematics) - Nueva Vizcaya State University; Includes appendices & bibliography
ER  -