If angle between two radii of a circle is $130^\circ$, the tangents at the ends of the radii is:
A. $90^\circ$
B. $50^\circ$
C. $70^\circ$
D. $40^\circ$
Answer:B
If angle between two radii of a circle is $130^\circ$, the tangents at the ends of the radii is:
A. $90^\circ$ B. $50^\circ$ C. $70^\circ$ D. $40^\circ$