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Geometry Problem 1156: Square, Tangent Line, 90 Degrees, Metric Relations. Level: School, College, Mathematics Education

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The figure below shows a square ABCD. Line EG is tangent to circle of center O and radius CB at T (E on AB, G on CD extended). If ET = 3 and DG = 1, find BC.
 

Geometry Problem 1156 Square, Tangent Line, 90 Degrees, Metric Relations


 


 

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