In quadrilateral ABCD, side AB is parallel to side `DC. IFangleA:angleD=1:2andangleC:angleB=4:5.`
(i) Calculate wach angle of the quadrilateral.
(ii) Assign special name to quadrilateral ABCD.

In quadrilateral ABCD, side AB is parallel to side DC. If angleA : angle D=1:2 and angleC: angleB=4:5 . (i) Calculate each angle of the quadrilateral. (ii) Assign a special name to quadrialateral ABCD.

In a quadrilateral ABCD, vec(AB) + vec(DC) =

In a quadrilateral ABCD, vec(AB) + vec(DC) =

Can a quadrilateral ABCD be a parallelogram, if angleD + angleB = 180^@ ?

Can a quadrilateral ABCD be a parallelogram if : angle D+angleB=180^@ ?

In quadrilateral ABCD,side DC is largest. Show that AB+AD>DC-BC .

In a cyclic quadrilateral ABCD angle A : angle C = 3: 1 and angle B : angle D = 1 : 5 find each angle of the quadrilateral

In quadrilateral ABCD, AB "||" CD and AD= BC, prove that angleA=angleB.

In quadrilateral ABCD ,side DC is largest show that AB + AD > DC - BC