# Two Semi-Circles Inside a Semi-Circle II _Posted on Oct 27, 2019_ +-- {.image} [[TwoSemiCirclesInsideaSemiCircleII.png:pic]] > What's the diameter of the largest semicircle? =-- * Thread [on twitter](https://twitter.com/Cshearer41/status/1188366675420299265) * [[two semi-circles inside a semi-circle ii techniques]] * [[two semi-circles inside a semi-circle ii solution]]