EXTERIOR ANGLE INEQUALITY THEOREM TRIANGLE INEQUALITY THEOREM EXTERIOR AND REMOTE INTERIOR ANGLES OF A TRIANGLE RANGE OF THE POSSIBLE MEASURES OF THE THIRD SIDE OF A TRIANGLE Inquiry-Based Modular Instruction in Geometry Triangle Congruence Triangle Similarity (SAS Similarity Theorem, SSS Similarity Theorem, AA Similarity Theorem NFE Accreditation and Equivalency Learning Material: Mga Linya at Anggulo Polynomial Function