Self-Learning Modules

Grade 9 Music Q4 Module 3 covers Romantic art songs, opera, famous composers, voice types, and singing melodic fragments from Verdi and Bizet.

Grade 9 Music Q4 Module 2 teaches bel canto singing and guides learners to perform excerpts of three opera arias, with a crossword test and answer key.

Grade 9 Music Q4 Module 1 explains the plot, musical and theatrical elements of opera, with Verdi, Puccini, Wagner, Bizet and an answer key.

Grade 9 Math Quarter 4 Module 9 teaches how to solve word problems on oblique triangles using the Law of Sines and Law of Cosines, with an answer key.

Grade 9 Math Q4 Module 8 explains the Law of Cosines, how to solve SAS and SSS oblique triangles, worked examples, practice problems, and answer keys.

Grade 9 Math Quarter 4 Module 7 explains the Law of Sines, solving oblique triangles given ASA, SAA, or SSA, and the ambiguous case, with answer key.

Grade 9 Math Q4 Module 6 teaches how to use trigonometric functions to solve real-life right triangle problems, including angles of elevation and depression.

Grade 9 Math Q4 Module 5 teaches how to solve angle of depression problems using trigonometric ratios, with worked examples, activities, and an answer key.

Grade 9 Math Quarter 4 Module 4 on angle of elevation: trig ratio review, worked examples, solving steps, activities, a pretest, and a post-test with answers.

Grade 9 Math Q4 Module 3 self-learning module on 30°, 45°, and 60° special angles, special right triangles, exact trig values, and problem solving.