In triangle `A B C ,` Medians `A D and C E` are drawn. If `A D=5,/_D A C=pi/8,a n d/_A C E=pi/4` , then the area of the triangle `A B C` is equal to `(25)/9` (b) `(25)/3` (c) `(25)/(18)` (d) `(10)/3`

In triangle A B C if sin A sin B sin C is equal to 10^(-3) and (A B)(B C)(C A) is equal to 10^3 then the area of triangle A B C , is

In triangle A B C ,D is on A C such that A D=B C=D C ,/_D B C=2x ,a n d/_B A D=3x , all angles are in degrees, then find the value of xdot

IF the lengths of the side of triangle are 3,5A N D7, then the largest angle of the triangle is pi/2 (b) (5pi)/6 (c) (2pi)/3 (d) (3pi)/4

In triangle A B C , if r_1=2r_2=3r_2, then a : b is equal to 5/4 (b) 4/5 (c) 7/4 (d) 4/7

If an a triangle A B C , b=3ca n d C-B=90^0, then find the value of tanB

In triangle A B C ,A D is the altitude from Adot If b > c ,/_C=23^0,a n dA D=(a b c)/(b^2-c^2), then /_B=_____

Let A B C D be a tetrahedron such that the edges A B ,A Ca n dA D are mutually perpendicular. Let the area of triangles A B C ,A C Da n dA D B be 3, 4 and 5sq. units, respectively. Then the area of triangle B C D is 5sqrt(2) b. 5 c. (sqrt(5))/2 d. 5/2

In triangle A B C , if cosA+cosB+cosC=7/4, t h e n R/r is equal to 3/4 (b) 4/3 (c) 2/3 (d) 3/2

In A B C ,ifa=10a n dbcotB+c cot C=2(r+R) then the maximum area of A B C will be (a) 50 (b) sqrt(50) (c) 25 (d) 5

In a A B C ,/_B=90^0 and b+a=4. The area of the triangle is maximum when /_C is (a) pi/4 (b) pi/6 (c) pi/3 (d) none of these