Jitender Gupta and Divya Malik Solutions for Exercise 2: Topic Exercise

In the given figure, $AB$ is parallel to $DC$, $\angle BCE=80°$ and $\angle BAC=25°$.  Find $\angle CAD$.

In the given figure, $AB$ is parallel to $DC$, $\angle BCE=80°$ and $\angle BAC=25°$.  Find $\angle CBD$.

In the given figure, $AB$ is parallel to $DC$, $\angle BCE=80°$ and $\angle BAC=25°$. Find $\angle ADC$.

In the given figure, $AB$ is a diameter of the circle with centre $O$, $DO\parallel CB \mathrm{and} \angle DCB=120°$. Calculate $\angle DAB$.  

In the given figure, $AB$ is a diameter of the circle with centre $O$, $DO\parallel CB \mathrm{and} \angle DCB=120°$. Calculate $\angle DBA$.  

In the given figure, $AB$ is a diameter of the circle with centre $O$, $DO\parallel CB$ and $\angle DCB=120°$. Calculate $\angle DBC$.  

In the given figure, $AB$ is a diameter of the circle with centre $O$, $DO\parallel CB$ and $\angle DCB=120°$. Calculate $\angle ADC$.  

In the given figure, two circles intersect each other at $A \mathrm{and} B$. The centre of the smaller circle is  $O$ and lies on the circumference of the larger circle. If $PAC \mathrm{and} PBD$ are straight lines and $\angle APB=75°$, then find $\angle AOB, \angle ACB$ and $\angle ADB$..