Question
In the given figure, $A B C D$ is a parallelogram. Side $D C$ is produced to E and $\angle BCE =105^{\circ}$.
Calculate $\angle A , \angle B , \angle C$ and $\angle D$.
Calculate $\angle A , \angle B , \angle C$ and $\angle D$.
✓
Answer
$\angle A =75^{\circ}, \angle B =105^{\circ}, \angle C =75^{\circ}, \angle D =105^{\circ}$
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