trigonometry to formulas list problems basic table questions, introduction to trigonometry 10 notes, class 10 maths notes, introduction to trigonometry class 10, introduction to trigonometry class 10 notes, class 10 introduction to trigonometry, note maths, maths notes, introduction to trigonometry, class 10 cmaths chapter 8 notes, 10th standard maths notes, 10th std maths notes, class 10 maths notes chapter 8, introduction to trigonometry chapter class 10 notes
2. Relationship between different trigonometric ratios
3. Trigonometric Identities.
4. Trigonometric Ratios of some specific angles.
5. Trigonometric ratios of complementary angles.
1. If θ and 3θ-30° are acute angles such that sinθ=cos(3θ-30°),then find the value of tanθ
Ans.cosr9
8. In a right angle triangle ABC,right angled at B, if tanA=1, then verify that 2sinA cosA = 1.
9. If tan (A-B)=√3, and sinA =1, then find A and B.
Ans:90°& 30°
7. Prove that sinθ/(1-cosθ) + tanθ/(1+cosθ) = secθcosecθ + cotθ.
Copyright @ ncerthelp.com A free educational website for CBSE, ICSE and UP board.
