In the figure given below, $ABCD$ is a rhombus. Find $x$ and $y$.

 

In the figure given below, equilateral triangle $EBC$ surmounts square $ABCD$. Find angle $BED$ represented by $x$ (in degrees).

In the figure given below, $ABCD$ is a rectangle and diagonals intersect at $O. AC$ is produced to $E$. If $\angle ECD=146°$, find the angles of $△AOB$.

In the figure given below, $ABCD$ is Rhombus and diagonals intersect at $O.$ If $\angle OAB:\angle OBA=3:2$, find the angles of the $△AOD$.

In the figure given below, $ABCD$ is a trapezium. Find the values of $x$ and $y$.

In the figure given below, $ABCD$ is an isosceles trapezium. Find the values of $x$ and $y$.

In the figure given below, $ABCD$ is a kite and diagonals intersect at $O.$ If $\angle DAB=112°$ and $\angle DCB=64°$, find $\angle ODC$ and $\angle OBA$.