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In a triangle, if orthocentre, circumcentre, incentre and centroid coincide, then the triangle must be
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- obtuse angled
- isosceles
- equilateral
- right-angled
- obtuse angled
Correct Option: C
As we know that in an equilateral triange, orthocentre, cirum-centre, incentre and centroid coincide. Hence , correct answer is option C .
