Question

1. For which triangle do the circumcenter and incenter coincide?
a) isosceles b) scalene) equilaterals d) right angles triangle
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Answer 1

Answer:

Also, F is the point of intersection of perpendicular bisectors and angle bisectors and hence F is the circumcentre and incentre too. Hence if in a triangle the incentre, the orthocentre, the circumcentre and the centroid coincide then the triangle is an equilateral triangle

Step-by-step explanation:

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