geometry

If a line segment has endpoints A(3x+5, 3y) and B(x-1, -y) what are the coordinates of the midpoint AB?

  1. 👍
  2. 👎
  3. 👁
  1. the midpoint is just the average of the endpoints:

    M = ( ((3x+5)+(x-1))/2 , (3y+(-y))/2 )
    = ((4x+4)/2 , 2y/2)
    = (2x+2,y)

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. Geometry

    11. PB is a line segment on a number line it has endpoints at -2 and 12 what is the coordinate of its midpoint Can someone explain this to me??

  2. Geometry

    Directed line segment DE has endpoints D(-4,-2) and E(1,8). Point F divides DE such that DF:FE is 2:3. What are the coordinates of F? A. (-3,0) B.(-2,2) C(-1,4) D.(2,4)

  3. Geometry

    Prove that the tangents to a circle at the endpoints of a diameter are parallel. State what is given, what is to be proved, and your plan of proof. Then write a two-column proof. Hint draw a DIAGRAM with the points labeled. Can

  4. Geometry

    1.) what is the length of the line segment whose endpoints are (1,1) and (3,-3)? 2.) what are the coordinates of the midpoint of the line segment whose endpoints are (c,0) and (0,d)?

  1. math

    A line segment has an endpoint at (3,2). If the midpoint of the line segment is (6.-2), what are the coordinates of the point at the other end of the line segment?

  2. geometry

    Which of these is a correct step in constructing congruent line segments? a) use a straightedge to draw two equal arcs from the endpoints. b) use a compass to join the endpoints of the line segment. c) use a straightedge to

  3. Math Contest question

    determine the number of digits in the expansion (2^120)(5^125) without using a calculator or computer Find the coordinates of the two points that trisect the line segment with endpoints A(2,3) and B (8,2)

  4. geometry

    Line segment AB¯¯¯¯¯¯¯¯ has endpoints A(−2,6) and B(4,−6). What are the coordinates of the point that partitions BA¯¯¯¯¯¯¯¯ according to the part-to-part ratio 2:4? Enter your answer as an ordered pair,

  1. Algebra 1

    A line segment has endpoints j ( 2, 4 ) and l ( 6, 8 ). The point k is the midpoint of jl. What is an equation of a line perpendicular to jl and passing through k?

  2. mathematics

    Find the coordinates of the midpoint of the segment given its endpoints. 6. A(5, 8) and B(-1, -4)

  3. Math

    Given a scale factor of 2, find the coordinates for the dilation of the line segment with endpoints (-1,2) and (3,-3)

  4. Math

    The coordinates of the endpoints of directed line segment ABC are A(- 8, 7) and C(7, - 13) . If AB / (BC) = 3/2 , the coordinates of B are (-3,0) (-2, -1)** (1, -5) (3, -6)

You can view more similar questions or ask a new question.