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March 4, 2015

March 4, 2015

Posted by **obaji** on Sunday, July 13, 2014 at 2:13pm.

- maths -
**Steve**, Sunday, July 13, 2014 at 2:27pmDraw a diagram, including the radii to the ends of the chord. Draw the radius perpendicular to the chord. You now have two right triangles with one leg=1 and hypotenuse=5. Half the length of the chord is √24.

- maths - oops -
**Steve**, Sunday, July 13, 2014 at 2:33pmErr, I mean one leg=2. So half the chord has length √21

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