Question

will an altitude always lie in the interior of a triangle
If no ,draw a rough sketch to show such a case.

Answer 1

Step-by-step explanation:

No, the altitude of a triangle might lie outside the triangle. for example in the obtuse-angled triangle, we have to extend the base side for making altitude angle.

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Answer 2

No, it is not necessary an altitude may lie outside of triangle also.

A rough sketch to show such a case,

PS is the altitude of ∆PQR

Draw from P to the side QR

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