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Maths Puzzle
On a semicircle with diameter AD, chord BC is parallel to AD. Further each of the chords AB and CD has length 2 units, while AD = 8 units. What is the length of BC ?
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- ans:4 unit
since cd & ab has length 2 unit each.
and diameter ad=8 unit.
if you draw 2 unit from a to b & and 2 unit from d to c then it equals
to reduction in length of diameter from both sides with 2 unit each.
so ans is 4 unit - 10 years agoHelpfull: Yes(1) No(5)
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