MATHEMATICS Quarter 4 - Module 4 Application of Trigonometric Ratios Involving Right TrianglesLast updated on May 28, 2021 Grade 9 Math 9 4th QuarterRelatedMATHEMATICS Quarter 4 - Module 7 Solving Problems Involving Oblique Triangles Using the Law of SinesMATHEMATICS Quarter 4 – Module 1 Illustration of the Six Trigonometric RatiosMATHEMATICS Quarter 4 – Module 8 Solving Problems Involving Oblique Triangles Using the Law of CosinesMATHEMATICS Quarter 4 - Module 2 Trigonometric Ratios of Special AnglesMATHEMATICS Quarter 4 – Module 5 THE LAW OF SINE