Problem: The number of points equidistant from a circle and two parallel tangents to the circle, is:
Answer Choices:
A. 000
B. 222
C. 333
D. 444
E. infinite Solution:
Points P1,P2P_{1}, P_{2}P1​,P2​, and P3P_{3}P3​ are each d distance from tangent lines t1t_{1}t1​ and t2t_{2}t2​ and circle CCC.