LESSON PLAN, math. CLASS-10  Ch-9, Application of Trigonometry lesson plan for maths class 10 cbse, lesson plans for mathematics teachers, Method to write lesson plan for maths class 10, lesson plan for mathematics grade 10, lesson plan for maths in B.Ed. Rmb dav centnary public school Nawanshahr NAME OF THE TEACHER DINESH KUMAR CLASS X CHAPTERS 09 SUBJECT MATHEMATICS TOPIC Application of Trigonometry  DURATION : 10 CLASS MEETINGS PRE-REQUISITE KNOWLEDGE Knowledge of Right-Angled Triangles and Pythagorean Theorem. Concept of Trigonometric Ratios (sin, cos, tan, cosec, sec, cot) for acute angles. Values of trigonometric ratios for standard angles (0°, 30°, 45°, 60°, 90°). Basic algebraic simplification and ratio calculations.