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Problem 4. Let ABC be a triangle with AB = AC. The angle bisectors of angle CAB and angle ABC
meet the sides BC and CA at D and E, respectively. Let K be the incentre of triangle ADC.
Suppose that angle BEK = 45degree. Find all possible values of angle CAB.

#Mathematics #Trignometry

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1 Answers

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Manmay kumar Mohanty ·2010-05-08 07:33:03

is it 90Â°

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Basic Integral Calculus Operators Symbols Matrix Cases

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