SOLUTION: PA is tangent from P to circle O. PO = 10 and AO = 6. Find PA.

SOLUTION: PA is tangent from P to circle O. PO = 10 and AO = 6. Find PA.

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Question 438703: PA is tangent from P to circle O. PO = 10 and AO = 6. Find PA.
Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!

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Note that the radius vector is perpendicular to the tangent line PA, so we can use the Pythagorean theorem.
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