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Mathematics 7 Online
OpenStudy (anonymous):

Help me find x! Get a medal!

OpenStudy (anonymous):

Directrix (directrix):

Hint: Theorem: If a radius of a circle is perpendicular to a chord, then it bisects the chord.

OpenStudy (anonymous):

That doesnt really help much

OpenStudy (anonymous):

Am i supposed to use the Pythagorean theory?

Directrix (directrix):

Yes. x^2 + (6.5)^2 = 8^2 @TangerineSkyys Solve for x. |dw:1446872627729:dw|

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