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May 30th, 2013, 02:01 PM   #1
Joined: Mar 2013

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Circle Geometry

Can some pleeeeeease help me with question 1.4 . I might just go crazy. No jokes
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AzraaBux is offline  
May 30th, 2013, 02:42 PM   #2
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Re: Circle Geometry

Since MR is a tangent, then it is perpendicular MN. Note that RP is the hypotenuse of a right triangle with legs MP and MR. Use the distance formula to find the length of MN. MP is half of that value and MR=MN.
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