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rinoa1989 Group Title

Hi need help for question related to circle as drawing below thanks! answer given is 30

  • one year ago
  • one year ago

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  1. rinoa1989 Group Title
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    |dw:1359828448012:dw|

    • one year ago
  2. rinoa1989 Group Title
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    |dw:1359828461353:dw| sorry forget label RS=2PQ. Find X

    • one year ago
  3. 03453660 Group Title
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    a triangle made like this i mean in semicircle every triangle made is a right angled triangle. this means the given triangles are right angled triangle

    • one year ago
  4. 03453660 Group Title
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    considering one with 20 degrees we get

    • one year ago
  5. 03453660 Group Title
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    |dw:1359828672943:dw|

    • one year ago
  6. 03453660 Group Title
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    clear up to this point???

    • one year ago
  7. 03453660 Group Title
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    this is not that x you mentioned in your queston

    • one year ago
  8. rinoa1989 Group Title
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    yes so wat's next??

    • one year ago
  9. 03453660 Group Title
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    |dw:1359828871406:dw|

    • one year ago
  10. 03453660 Group Title
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    |dw:1359829032068:dw|

    • one year ago
  11. 03453660 Group Title
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    can you find PQ ???

    • one year ago
  12. rinoa1989 Group Title
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    20??

    • one year ago
  13. 03453660 Group Title
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    how??

    • one year ago
  14. rinoa1989 Group Title
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    = = i not sure >< because the angle at RS is 40?? so 40/2??

    • one year ago
  15. 03453660 Group Title
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    no no the angles here are 20-70-90 respectively

    • one year ago
  16. 03453660 Group Title
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    i m talking about the lenght of PQ

    • one year ago
  17. rinoa1989 Group Title
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    i duno how to find >< should be 20 because the angle at S is 20

    • one year ago
  18. ZakaullahUET Group Title
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    |dw:1359830647922:dw|

    • one year ago
  19. ZakaullahUET Group Title
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    |dw:1359830742128:dw| since RS is double of PQ, the angle opposite to RS is double the angle opposite to PQ thus theta=2*20=40

    • one year ago
  20. ZakaullahUET Group Title
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    |dw:1359830828420:dw|

    • one year ago
  21. ZakaullahUET Group Title
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    now look at triangle PQS |dw:1359830874348:dw|

    • one year ago
  22. ZakaullahUET Group Title
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    so the figure is improved |dw:1359830962646:dw| compare with ur answer

    • one year ago
  23. rinoa1989 Group Title
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    I understand now!!thanks!! ^^

    • one year ago
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