ABCD is a trapezium in which AB is Parallel To CD.If ADC = 2 ABC , AD = a cm and CD = b cm

Then The Length Of AB is (Give in terms of a and b)

2/3×a+b
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At b
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ABCD is a trapezium in which AB//CD. if angle ADC = 2 angle ABC, AD =a CM and CD = b cm

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