Find the perimeter of a triangle whose sides are 2a+3b, b-a, 4a-2b

Find the perimeter of the triangle whose sides are 3a-2b, 4b+5a, and b-2a.

Find the incentre of the triangle, whose vertices are A(3,2) B(7,2) and C(7,5).

If the area of Delta ABC with sides a,b,c is Delta, then the area of the triangles whose sides are ak, bk, ck is

Find the perimeter of the parallelogram whose adjacent sides are 4cm and 6cm.

Find the circumcentre of the triangle whose vertices are A(1,0),B(-1,2) and C(3,2)

If Delta is the area of triangle whose sides are a,b,c then the area of the triangle with 2a,2b,2c as the sides is

If a,b,c are in G.P where a,b,c are positive numbers and "log"(5c)/(a), "log" (3b)/(5c) and "log" (a)/(3b) are in A.P then the triangle whose sides are a,b, c is

Find the direction cosines of the sides of the triangle whose vertices are (3,5,-4), (-1,1,2) and (-5,-5,-2).