math

suppose n points are in space, no three are collinear and no four or are coplanar. How many tetrahedral can be formed with these points as vertices?

1/24 *n*(n-1)*(n-2)*(n-3)

  1. 👍 0
  2. 👎 0
  3. 👁 62
  1. what is math

    1. 👍 0
    2. 👎 0
    posted by alex

Respond to this Question

First Name

Your Response

Similar Questions

  1. geometry

    Please help me to draw this figure four points that are not collinear,three points that are non-collinear,two points that are non-collinear,three points that are non-coplanar,a line containing A and X, three collinear points

    asked by akira on June 10, 2012
  2. Geometry

    Paragraph proof: in the figure AC and BD LIE IN PLANE j and BY AND CX lie on k C and D are collinear. 2.) points a c and x are coplanar. 3.) X and Y are collinear

    asked by CASSIE on September 6, 2013
  3. geometry

    do u know of any object that has lines rays segments collinear points and coplanar points ?

    asked by tamika on September 2, 2010
  4. math

    Points​ A, B,​ C, D, and E are coplanar and no three are collinear. In how many ways can the plane be named using only these​ points?

    asked by Anonymous on July 26, 2016
  5. geometry

    Is it possible for two points on the surface of a prism to be neither collinear nor coplanar?

    asked by Justin on August 14, 2012
  6. 11th grade

    true or false. if three points are coplanar, they are collinear

    asked by candace on September 11, 2008
  7. Geometry

    draw a plane containing 4 coplanar points A, B, C, and D, with exactly 3 collinear poinys A, B, and D

    asked by Jameisha on September 10, 2009
  8. math

    how many different tetrahedrons are determined by ______ given no four are coplanar? 4 points in space 9 points in space 15 points in space n points in space

    asked by Cody on November 17, 2011
  9. Geometry

    Okay heres the pic. There is a plane with points B,D, and E.those [oints are collinear in the plane. And also outside of the plane is points A, and C. and those points are collinear outside of the plane.thought Line AC intersect

    asked by Alexander H. on September 12, 2011
  10. Geometry

    Are three collinear points are always also coplanar points. Thanks

    asked by Anonymous on January 20, 2010

More Similar Questions