Quantcast

Got Homework?

Connect with other students for help. It's a free community.

  • across
    MIT Grad Student
    Online now
  • laura*
    Helped 1,000 students
    Online now
  • Hero
    College Math Guru
    Online now

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

pratu043 Group Title

Show that in a quadrilateral ABCD, AB+BC+CA+DA > AC+BD.

  • 2 years ago
  • 2 years ago

  • This Question is Closed
  1. mukushla Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    |dw:1344502321128:dw|

    • 2 years ago
  2. sauravshakya Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    |dw:1344502527479:dw|

    • 2 years ago
  3. sauravshakya Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    take two triangles ABC and triangles BDC

    • 2 years ago
  4. sauravshakya Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    |dw:1344502571798:dw|In triangle ABC,

    • 2 years ago
  5. sauravshakya Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    I think the question is AB+BC+CA+DA > AC+CD

    • 2 years ago
  6. mukushla Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    @pratu043 i think there is a problem with question

    • 2 years ago
  7. mukushla Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    AB+BC+CA+DA > AC+BD --- ---

    • 2 years ago
  8. sauravshakya Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    @pratu043 u there

    • 2 years ago
  9. pratu043 Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    Sorry, it is BD not CD.

    • 2 years ago
  10. pratu043 Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    help please.

    • 2 years ago
  11. sauravshakya Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    oh i got it

    • 2 years ago
  12. sauravshakya Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    in triangle ABD , AB + DA > BD

    • 2 years ago
  13. pratu043 Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    The quadrilateral should be like this: |dw:1344503679049:dw|

    • 2 years ago
  14. sauravshakya Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    in triangle ABD , AB + DA > BD right @pratu043

    • 2 years ago
  15. pratu043 Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    How did you get that @sauravshakya?

    • 2 years ago
  16. sauravshakya Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    In a triangle sum of two sides of a triangle is always greater than the third side right?

    • 2 years ago
  17. sauravshakya Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    @pratu043

    • 2 years ago
  18. pratu043 Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    Oops, yes I forgot that.

    • 2 years ago
  19. pratu043 Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    So what next?

    • 2 years ago
  20. sauravshakya Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    Cancel CA and AC since they are same side..... so u will get AB+BC+DA > BD.

    • 2 years ago
  21. sauravshakya Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    right?

    • 2 years ago
  22. sauravshakya Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    and since AB + BC > BD, AB+BC+DA > BD (thus, proved)

    • 2 years ago
  23. sauravshakya Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    got it?

    • 2 years ago
  24. pratu043 Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    But AB+BC+DA > BD is not what we should prove.

    • 2 years ago
  25. jiteshmeghwal9 Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    |dw:1344516745619:dw|

    • 2 years ago
    • Attachments:

See more questions >>>

Your question is ready. Sign up for free to start getting answers.

spraguer (Moderator)
5 → View Detailed Profile

is replying to Can someone tell me what button the professor is hitting...

23

  • Teamwork 19 Teammate
  • Problem Solving 19 Hero
  • You have blocked this person.
  • ✔ You're a fan Checking fan status...

Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.

This is the testimonial you wrote.
You haven't written a testimonial for Owlfred.