diagonal of a cocyclic parallelogram `ABCD` is `AC` and `BD` intersection at point `R`. then

The diagonals AC and BD of a cyclic quadrilateral ABCD intersect each other at the point P. Then,it is always true that

square ABCD is a parallelogram. The diagonals AC and BD intersect at point M . The length of seg AC , AB and AD is 24 , 22 and 34 respectively. Find the length of seg BD .

The diagonal BD of a parallelogram ABCD intersects the segment AE at the point F, where E is any point on the Side BC. Prove that DFxxEF= FBxxFA .

The diagonal BD of a parallelogram ABCD intersects the segment AE at the point F where E is any point on the side BC. Prove that DFxEF=FBxFA

The diagonals AC and BD of a parallelogram ABCD intersect each other at the point O. If angleDAC=32^(@) and angleAOB=70^(@) , then angleDBC is equal to

The diagonals AC and BD of a parallelogram ABCD intersect each other at the point O. If angle DAC = 32^(@) and angle AOB =70^(@), " find " angle DBC.

The diagonals AC and BD of a parallelogram ABCD intersect each other at the point O. If /_DAC = 32^@ and /_AOB=70^@ , then /_DBC is equal to

In a parallelogram ABCD diagonals AC and BD intersect at O and AC =12.6 cm and BD = 9.4 cm. Find the measures of OC and OD.