Math
if ab = 8 bc = 6 and ec = 12 what is value of dc? relates to tangents secants and chords theorem 9.13
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Asked by
bookragstutor
Last updated by
anonymous
ab=8 bc=6 ec=12 dc=x
(ab)(bc)=(ec)(dc)
(8)(6)=(12)(x)
48=12x
48/12=12x/12
4=x