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    kristo's Avatar
    kristo Posts: 41, Reputation: 0
    Junior Member
    		  
    #1

    Mar 17, 2007, 06:07 AM
    Angles
    How do I find the angles x and y here?
    galactus's Avatar
    galactus Posts: 2,271, Reputation: 282
    Ultra Member
    		  
    #2

    Mar 17, 2007, 06:36 AM
    I don't know about others, but I can't see your picture.
    kyogre_smileyz's Avatar
    kyogre_smileyz Posts: 3, Reputation: 1
    New Member
    		  
    #3

    Mar 17, 2007, 06:57 AM
    SInce both y and the angle with measure of 40 intercept the same arc, using the Inscribed Angle Theorem, we can conclude that they are congruent. Then due to a corollary of the Exterior Angle Theorem, we can say that the measure of x is equal to the sum of the measures of y and 60. So x=100.
    kristo's Avatar
    kristo Posts: 41, Reputation: 0
    Junior Member
    		  
    #4

    Mar 17, 2007, 08:32 AM
    Thanks a lot ;)
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