# RD Sharma Solutions Chapter 6 Trigonometric Identities Exercise 6.2 Class 10 Maths

 Chapter Name RD Sharma Chapter 6 Trigonometric Identities Book Name RD Sharma Mathematics for Class 10 Other Exercises Exercise 6.1 Related Study NCERT Solutions for Class 10 Maths

### Exercise 6.2 Solutions

1. If cos Î¸ = 4/5, find all other trigonometric ratios of angle Î¸

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2. If sin Î¸ = 1/√2, find all other trigonometric ratios of angle Î¸

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3. If tan Î¸ = 1/√2, Find the value of   (cosec2  Î¸ – sec2 Î¸)/(cosec2 Î¸ + cot2 Î¸)

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4. If tan Î¸ = 3/4, find the value of (1 - cos Î¸)/(1 + cos Î¸)

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5. If tan Î¸ = 12/5, find the vale of (1 + sin Î¸)/(1 - sin Î¸)

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6. If cot Î¸ = 1/√3, find the value of (1 - cos2 Î¸)/(2 - sin2 Î¸)

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7. If cosec = √2, find the value of  (2sin2 A + 3cot2 A)/4(tan2 A - cos2 A)

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8. If cot Î¸√3, find the value of (cosec2 Î¸ + cot2 Î¸)/(cosec2 Î¸ - cot2 Î¸)

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9. If 3cos Î¸ = 1, find the value of (6sin2 Î¸ + tan2 Î¸)/4cos Î¸

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10. If √3 tan Î¸ = sin Î¸, find the value of sin2 Î¸ - cos2 Î¸

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11.  If  cosec Î¸ = 13/12, find the value of (2sin Î¸ - 3cos Î¸)/(4 sin Î¸ - 9cos Î¸)

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12. If sin Î¸ + cos Î¸ = √2 cos(90° - Î¸), find cot Î¸ find cot Î¸

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