In Figure, find the four angles `A ,\ B ,\ C\ a n d\ D` in the parallelogram `A B C D`

In a quadrilateral A B C D , the angles A ,\ B ,\ C\ a n d\ D are in the ratio 1:2:4: 5. Find the measure of each angle of the quadrilateral.

In a quadrilateral A B C D , the angles A ,\ B ,\ C\ a n d\ D are in the ratio 1:2:3: 4. Find the measure of each angles of the quadrilateral.

In a quadrilateral A B C D , the angles A ,\ B ,\ C\ a n d\ D are in the ratio 1:2:4:5 . Find the measure of each angles of the quadrilateral.

In a quadrilateral A B C D , the angles A ,\ B ,\ C\ a n d\ D are in the ratio 1:2:3:4 . Find the measure of each angle of the quadrilateral.

In Figure, find x . Further find /_B O C ,\ /_C O D\ a n d\ /_A O D .

In Figure, A B C D ,\ A B F E\ a n d\ C D E F are parallelograms. Prove that a r( /_\A D E)=a r( /_\B C F)

In Figure, A is the centre of the circle. A B C D is a parallelogram and C D E is a straight line. Find /_B C D\ :\ /_A B Edot

In Figure, A N and C P are perpendicular to the diagonal B D of a parallelogram A B C D . Prove that : (i) A D N~= C B P (ii) A N=C P

In Figure, A N and C P are perpendicular to the diagonal B D of a parallelogram A B C Ddot Prove that : A D N~= C B P (ii) A N=C P

In Figure, X ,\ Y are the mid-points of opposite sides A B\ a n d\ D C of a parallelogram A B C D. A Y\ a n d\ D X are joined intersecting in P ; C X\ a n d\ B Y are joined intersecting in Q . Show that (i) A X C Y is a parallelogram (ii) D X B Y\ is a parallelogram (iii) P X Q Y is a parallelogram