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

Ryaan

The dot product of two vectors is equal to zero then the angle b/w the vectors is? (a)0 (b)180 (c)90 (d) 160

  • 10 months ago
  • 10 months ago

  • This Question is Closed
  1. ex0rcist_6_6_6
    Best Response
    You've already chosen the best response.
    Medals 0

    • 10 months ago
    1 Attachment
  2. aayushjourwal
    Best Response
    You've already chosen the best response.
    Medals 0

    90 degrees.....as cos90=0......eg: a.b=abcos(theta) where a and b are the magnitudes of a and b vectorsand theta is the angle between them. The dot product between 2 mutually perpendicular vectors is 0 as cos 90=0

    • 10 months ago
  3. Ryaan
    Best Response
    You've already chosen the best response.
    Medals 0

    then the angle b'w them is 90?

    • 10 months ago
  4. viniterranova
    Best Response
    You've already chosen the best response.
    Medals 1

    It must be equal to 90º

    • 10 months ago
  5. viniterranova
    Best Response
    You've already chosen the best response.
    Medals 1

    See here http://www.mathsisfun.com/algebra/vectors-dot-product.html

    • 10 months 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.