1. In Δ ABC, the median AD is 7 cm and CB is 14 cm, measure of ∠CAB is
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By: anil on 05 May 2019 02.13 am
AD = 7 cm and BC = 14 cm Since, AD is the median, => BD = DC = 7 cm In $$ riangle$$ ADC, => AD = CD = 7 cm => $$angle$$ DCA = $$angle$$ DAC = 45° Similarly, in $$ riangle$$ ADB => $$angle$$ DAB = 45° $$ herefore$$ $$angle$$ CAB = $$angle$$ DAC + $$angle$$ DAB = 45° + 45° = 90° => Ans - (C)
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