Write True or False
In cyclic quadrilateral ABCD, `tan (A/2).tan(C/2)=1`

If in a cyclic quadrilateral ABCD, AB=DC , then prove that AC=BD

ABCD is a cyclic quadrilateral and tan (A/2) tan (C/2) + tan (B/2) tan (D/2) equals_____

In the the cyclic quadrilateral ABCD,AB =CD . Prove that AC= BC

If A,B,C,D are the successive angles of a cyclic quadrilateral, then- (i) cos((A+C)/2) + cos((B + D)/2) =

ABCD is a cyclic quadrilateral. If AB = DC, then prove that AC= BD.

In a cyclic quadrilateral ABCD, find the value of tanA/2tan B/2 tan C/2 tan D/2 .

The area of any cyclic quadrilateral ABCD is given by A^(2) = (s -a) (s-b) (s-c) (s-d) , where 2s = a + b ++ c + d, a, b, c and d are the sides of the quadrilateral Now consider a cyclic quadrilateral ABCD of area 1 sq. unit and answer the following question The minium perimeter of the quadrilateral is

If A, B, C, D are the four angle taken in order of a cyclic quadrilateral, prove that (iv) tan (A + B) + tan (C + D) = 0 .

The area of any cyclic quadrilateral ABCD is given by A^(2) = (s -a) (s-b) (s-c) (s-d) , where 2s = a + b ++ c + d, a, b, c and d are the sides of the quadrilateral Now consider a cyclic quadrilateral ABCD of area 1 sq. unit and answer the following question When the perimeter is minimum, the quadrilateral is necessarily

The area of any cyclic quadrilateral ABCD is given by A^(2) = (s -a) (s-b) (s-c) (s-d) , where 2s = a + b ++ c + d, a, b, c and d are the sides of the quadrilateral Now consider a cyclic quadrilateral ABCD of area 1 sq. unit and answer the following question The minimum value of the sum of the lenghts of diagonals is