Answers

2014-09-13T11:13:59+05:30
It is a isosceles triangle, because these base angles, angle DAC and angle DCA are equal so AD=AC. In isosceles triangle base angles are equal and two sides are equal.
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2014-09-13T16:30:58+05:30
In triangle adc ,dac=dca=30..
in a triangle the sum of interior angles =180
so,adc=120
adc>acd
⇒ac>ad
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