Two circles touch each other at point X. A common tangent touch the
| Two circles touch each other at point X. A common tangent touch them at two distinct points Y and Z. If another tangent passing through X cut YZ at A and XA= 16 cm, then what is the value (in cm) of YZ?
Right Answer is: D
We know that XA = YA = ZA
YZ = AY + AZ =XA + XA= 2 × XA = 2×16 = 32