Question

If the points D and E are situated on the sides AB and AC respectively in a triangle ABC. Such that
BD = CE, then prove that ABC is an isosceles triangle.
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Answer 1

Answer:

Balance the following equations by ion electron method.

i) KMnO4 + SnCl2+HCI - MnCl2 + SnC14 + H2O + KCI

ii) C20.2 + Cr2O72- Cr?! + CO2 (in acid medium)

111) Na2S:0; +12 → Na2S.Oo + Nal

iv) Zn +NO3- Zn2+ + NO (in acid medium)

Answer 2

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