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Use tables to find cosine of : 9^(@) 2...

Use tables to find cosine of :
`9^(@) 23 + 15^(@) 54`

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ICSE-TRIGONOMETRICAL IDENTITIES-EXERCISE 21 (D)
  1. Use tables to find sine of : 47^(@) 32

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  2. Use tables to find sine of : 62^(@) 57

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  3. Use tables to find sine of : 10^(@) 20 + 20^(@) 45

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  4. Use tables to find cosine of : 2^(@) 4

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  5. Use tables to find cosine of : 8^(@) 12

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  6. Use tables to find cosine of : 26^(@) 32

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  7. Use tables to find cosine of : 65^(@) 41

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  8. Use tables to find cosine of : 9^(@) 23 + 15^(@) 54

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  9. Use trigonometrical tables to find tangent of : 37^(@)

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  10. Use trigonometrical tables to find tangent of : 42^(@) 18

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  11. Use trigonometrical tables to find tangent of : 17^(@) 27

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  12. Use tables to find the acute angle 0, if the value of sin 0 is : 0.48...

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  13. Use tables to find the acute angle 0, if the value of sin 0 is : 0.38...

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  14. Use tables to find the acute angle 0, if the value of sin 0 is : 0.65...

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  15. Use tables to find the acute angle 0, if the value of cos 0 is : 0.984...

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  16. Use tables to find the acute angle 0, if the value of cos 0 is : 0.984...

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  17. Use tables to find the acute angle 0, if the value of cos 0 is : 0.984...

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  18. Use tables to find the acute angle 0, if the value of tan 0 is : 0.241...

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  19. Use tables to find the acute angle 0, if the value of tan 0 is : 0.474...

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  20. Use tables to find the acute angle 0, if the value of tan 0 is : 0.739...

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