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maths constructions?

  • 01-06-2011 2:50pm
    #1
    rainaa
    Closed Accounts Posts: 44 ✭


    i was out when we did them and forgot to get them off my teacher :/
    does anyone have notes/can write quickly how to do a few pleaseee?


Comments

  • #2
    Desire.
    Closed Accounts Posts: 1,601 ✭✭✭Desire.


    To bisect a line, draw a line segment and set your compass to a measurement that is just over half the length of the line segment. Sticking the compass point at each end of the line segment, draw an arc above and below the line. Join the two points where each arc intersect.


  • #3
    En
    Registered Users, Registered Users 2 Posts: 61 ✭✭En


    http://www.mathopenref.com/constbisectangle.html
    ^^ Bisecting an angle^^
    Great site for constructions with some very easy to follow animations.


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