document.write( "Question 1045537: triangle ABC is inscribed as circle P. if AD is perpendicular to BC,AD = 2square root of 21, and DC = 6. what is the length of PD \n" ); document.write( "
Algebra.Com's Answer #661054 by advanced_Learner(501)\"\" \"About 
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PD or BD? \n" ); document.write( "
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