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CBSE Class 7 Answered

triangle ABC is an equilateral triangle. C is the midpoint of DE. angle DAC and angle EBC are equal and supplementary prove that triangle DAC is congruent to triangle EBC
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Asked by manigupta111.mg | 23 Feb, 2020, 09:57: AM
answered-by-expert Expert Answer
angle DAC and angle EBC are equal and supplementary
angle DAC = angle EBC = 90o
hence in triangle DAC and triangle EBC
DC and CB is hypotenuse
DC=CB....C is mid point
Also
AC=BC...sides of equilateral tringle
Hence triangle DAC is congruent to triangle EBC by Right hypotenuse side theorem
Answered by Arun | 23 Feb, 2020, 10:58: AM
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