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Co-ordinate geometry problem

Expert replies
Source: — Problem Solving |

by mj78ind » Mon May 31, 2010 10:07 pm
We know that for a circle has only one diameter, a square has both diagonals equal (hence the sides equal), an equilateral triangle will have all sides equal, a right isosceles triangle has both sides equal. However, a chord XY can support multiple values of XY, hence it is the answer.
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by ronsom » Mon May 31, 2010 10:10 pm
Thanks :)
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