The number of triangles `ABC` that can be formed with `sinA=5/(13), a=3` and `b=8` is

The number of triangles that can be formed with 10 points as vertices n of them being collinear, is 110. Then n is a. 3 b. 4 c. 5 d. 6

The number of triangles that can be formed form a regular polygon of 2n + 1 sides such that the centre of the polygon lies inside the triangle is

Find the total number of nine-digit numbers that can be formed using the digits 2, 2, 3, 3, 5, 5, 8, 8, 8 so that the odd digit occupy the even places.

Find the total number of nine-digit numbers that can be formed using the digits 2, 2, 3, 3, 5, 5, 8, 8, 8 so that the odd digit occupy the even places.

The sides AB, BC, CA of a triangle ABC have 3, 4 and 5 triangles that can be constructed by using these points as vertices, is

If A(5,-1),B(-3,-2)a n d(-1,8) are the vertices of triangle ABC, find the length of median through A and the coordinates of the centroid.

If origin is the centroid of a triangle ABC having vertices A(a,1,3), B(-2,b,-5) and C(4,7, c) , then the values of a, b, c are

If in a triangle ABC ,a sin A=b sin B, then the triangle, is

If in a triangle ABC sin A = 4/5 and sin B = 12/13 , then sin C =

Let A(3,4) B(5,0), C(0,5) be the vertices of a triangle ABC then orthocentre of Delta ABC is (alpha, beta) Find alpha + beta