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As per your syllabus, for a triangle with sides a, b, c and INCIRCLE radius r, the area equals which expression?

Ar(a + b + c) / 2
Br × a × b × c
Cπr²
Dr(a + b + c)
Answer & Solution
Correct answer: A. r(a + b + c) / 2
As per your syllabus, Area = r × s = r × (a+b+c)/2 where r is the inradius. The other options misstate.
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