Two circles touch each other at point X. Two common tangents of the ci – McqOptions

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1.	Two circles touch each other at point X. Two common tangents of the circles meet at point P and none of the tangents passes through X. These tangentsÂ touch the larger circle at points B and C. If the radius of the larger circle is 15 cm and CP = 20 cm, then what is the radius (in cm) of the smaller circle?
A.	3.5
B.	3.75
C.	4.25
D.	4.45
Answer» C. 4.25

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