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In Delta XYZ , right angle is at Y,YZ =x...

In `Delta XYZ , `right angle is at Y,YZ =x, and XZ =2x Then determine `angle YXZ and angle YZX.`

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VGS PUBLICATION-BRILLIANT-TRIGONOMETRY-EXERCISE
  1. Is it right to say that cos ( 60^(@) + 30 ^(@) ) = cos 60^(@) cos 30 ^...

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  2. In right angle triangle Delta PQR ,right angle at Q,PQ = 6cm and angl...

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  3. In Delta XYZ , right angle is at Y,YZ =x, and XZ =2x Then determine an...

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  4. Is it right to say that sin (A+B) =sin A +sin B ? Justify your answer...

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  5. Check and discuss the above relations in the case of angles between 0^...

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  6. Check and discuss the below relations in the case of angles between 0°...

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  7. Check and discuss the below relations in the case of angles between 0°...

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  8. Check and discuss the below relations in the case of angles between 0°...

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  9. Check and discuss the above relations in the case of angles between 0°...

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  10. Check and discuss the above relations in the case of angles between 0°...

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  11. Evaluate (sec 35^(@))/( cosec 55^(@))

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  12. If cos 7A =sin (A-6^(@)) , where 7A is an acute angle ,find the valu...

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  13. If sin A =cos B , then prove that A+B =90 ^(@)

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  14. Express sin 81^(@) +tan 81^(@) in terms of trigonometric ratio of angl...

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  15. If A , B and C are interior angles of triangle ABC ,then show that sin...

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  16. Evaluate (tan 36^(@) )/( cot 54^(@))

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  17. cos 12^(0)- sin 78^(0) =

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  18. Evaluate cosec 31^(@) -sec 59^(@)

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  19. Evaluate sin 15^@.sec 75^@.

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  20. Evaluate tan 26^(@) tan 64^(@)

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