Question

4. ABC is a triangle in which altitudes
BD and CE to sides AC and AB are
equal (see figure). Show that
i) triangle ABD : triangle ACE
ii) AB = AC i.e., ABC is an isosceles triangle​

Answer 1

Answer:

If cosec theta + cot theta = k prove that cos theta = k2-1 / k2 + 1

Step-by-step explanation:

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Answer 2

Answer:

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