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ABCD is an isosceles trapezium, AB=4 BC=DA=3 and CD=2. Circles of radii 2 are drawn with centers A and B and circles of radii 1 are drawn with centers C and D. The radius of the circle touching these four circles externally will be .?
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@ganeshie8
@hartnn
if i had imagined properly, then diagonal of this trapezium will equal = 2r + 1+2
so how about finding the diagonal of this trapezium first ? can you ?
yeahh ..construction of figure and seeing the symmetry we can say that the diagonal will pass through the center ..yes ..an approach
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