If `I_1,I_2,I_3` are excentres of the triangle with vertices `(0, 0), (5, 12), (16, 12)` then the orthocentre of `Delta I_1 I_2 I_3` is

The orthocentre of the triangle whose vertices are (5,-2),(-1,2) and (1,4) is

Orthocentre of the triangle whose vertices are (1, 1) (3, 5) and (3, 0), is

I,I_(1),I_(2),I_(3) are the in centre and excentres of Delta ABC .If I(0,0),I_(1)(2,3),I_(2)(5,7) then the, distance between the orthocentres of Delta II_(1)I_(3) and Delta I_(1)I_(2)I_(3)" is

For triangle whose vertices are (0,0),(5,12) and (16,12). Find coordinates of (i) Centroid (ii) Incentre (ii) (iv) Circumcentre

Find the area of the triangle whose vertices in the Argand plane are i,-i, 1+i .

If (a,b) be the orthocentre of the triangle whose vertices are (1,2),(2,3) and (3,1) ,and I_(1)=int_(a)^(b)x sin(4x-x^(2))dx,I_(2)=int_(a)^(b)sin(4x-x^(2))dx ,then 36(I_(1))/(I_(2)) is equal to:

Find the area of the triangle with vertices at the points: (i) (-1, -8), (-2, -3) and (3, 2) (ii) (0, 0), (6, 0) and (4, 3)