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aceace

Arithmetic and geometric means with geometry!!!

  • one year ago
  • one year ago

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  1. aceace
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    Question 11a and b

    • one year ago
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  2. aceace
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    Sorry b and c actually

    • one year ago
  3. hartnn
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    know similarity of triangles ?

    • one year ago
  4. aceace
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    yah just need help with b adn c not a

    • one year ago
  5. hartnn
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    can u prove ABC and ACM are similar?

    • one year ago
  6. aceace
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    yes ... its equilangular basically

    • one year ago
  7. hartnn
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    so do you know that corresponding sides of similar triangles are proportional ?

    • one year ago
  8. aceace
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    yes

    • one year ago
  9. hartnn
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    can you apply that in triangles ACM and BCM ?

    • one year ago
  10. hartnn
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    oh, sorry i mentioned ABC and ACM earlier it should be ACM and BCM

    • one year ago
  11. aceace
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    i see what you're getting at

    • one year ago
  12. hartnn
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    if you equate corresponding sides as equal , you directly get CM^2 as AM*BM

    • one year ago
  13. hartnn
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    sorry , proportional*

    • one year ago
  14. hartnn
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    for part c) you take triangles ABC and BCM

    • one year ago
  15. aceace
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    i got AM=BM * x^2 where x was the reduction factor or ratio

    • one year ago
  16. hartnn
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    what? how ?

    • one year ago
  17. aceace
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    oh i did substitution... but i also got your answer

    • one year ago
  18. hartnn
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    good :)

    • one year ago
  19. aceace
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    thnx so much XD

    • one year ago
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