On a semi-circle with diameter AD, chord BC is parallel to the diameter, Further, each of the chords AB and CD has a length 2, while AD has a length 8. What is the length of BC?
A
7.5
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B
7
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C
7.75
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D
None of these
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Solution
The correct option is B 7 The correct answer is option (b). Check the video for the approach.