In an equilateral triangle, prove that the centroid and centre of the circum-circle (circum centre)coincide. TO PROVE : The centroid and circum centre are coincident. CONSTRUCTION : Draw medians `A D ,B E` and `C Fdot`

In an equilateral triangle,prove that the centroid and centre of the circum-circle (circum centre) coincide.TO PROVE: The centroid and circum centre are coincident. CONSTRUCTION: Draw medians AD,BE and CF.

In an equilateral triangle prove that the centroid and the centre of the circumcircle (circumcentre) coincide.

In an equilateral triangle prove that the centroid and the centre of the circumcircle (circumcentre) coincide.

In an equilateral triangle, prove that centroid and circumcentre coincide.

In an equilateral triangle, prove that the centroid and centre of the circum-circle (circum centre) coincide) Given : An equilateral triangle A B C in which D , E a n d F are the mid-points of sides B C , C A a n d A B respectively. To Prove: The centroid and circum centre are coincident. Construction : Draw medians A D , B E a n d C F

ABC is an isosceles triangle in which AB = AC. Prove that the tangent to the circum-circle at A is parallel to BC.

(i) The sides of a triangle are 6 cm, 8 cm and 10 cm, find the position of the circum-centre of the triangle.

(ix) Circum-centre, incentre, centroid and orthocentre will be the same of

If the centroid of an equilateral triangle is (1,1) and one of its vertices is (-1,2) then, equation of its circum circle is

The length of the diameter of the circum circle of the triangle with vertices (a,0),(a,b) and (0,b) is