The diagonals of a parallelogram ABCD intersect at O. If `angleBOC=90^(@)andangleBDC=50^(@),"find"angleOAB.`

Diagonals of a parallelogram ABCD intersects at O. if angleBOC=90^@ and angleBDC=50^@ . Then find angleOAB .

The diagonals Ac and BD of a parallelogram intersects at O. If angleOAD=40^(@),angleOAB=20^(@)andangleCOD=75^(@) , then evaluate the following, angleABD

The diagonals Ac and BD of a parallelogram intersects at O. If angleOAD=40^(@),angleOAB=20^(@)andangleCOD=75^(@) , then evaluate the following, angleBDC

The diagonals AC and BD of a parallelogram intersects at O. If angleOAD=40^(@),angleOAB=20^(@)andangleCOD=75^(@) , then evaluate the following, angleACB

The diagonals AC and BD of a parallelogram intersects at O. If angleOAD=40^(@),angleOAB=20^(@)andangleCOD=65^(@) , then evaluate the following, angleDBC

The diagonals Ac and BD of a parallelogram intersects at O. If angleOAD=40^(@),angleOAB=20^(@)andangleCOD=75^(@) , then evaluate the following, angleADC

The diagonals of a parallelogram ABCD intersect at O. If /_DBC=30^(@) and /_BDC=60^(@), then /_DAB is

The diagonals of a rectangle ABCD intersect in O.if angle BOC=68^(@), find angle ODA

The diagonals of a rectangle ABCD meet at O. If angleBOC=50^(@) then find angleODA .

The diagonals of rectangle ABCD intersect at O. If angleAOD=40^(@) , then find angleOAD