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Answer:
(b) x = 6; ...
Step-by-step explanation:
The products of the segment lengths for each chord are the same:
FA×FB = FC×FD
FA×3 = 2×9
FA = 18/3 = 6
x = 6
__
AB = FA +FB = 6 + 3 = 9
CD = FC +FD = 2 +9 = 11
(x, AB, CD) = (6, 9, 11)
