# Quarter Circle Overlapping a Circle _Posted on Apr 2, 2021_ +-- {.image} [[QuarterCircleOverlappingaCircle.png:pic]] > What’s the sum of the two marked angles? =-- * Thread [on twitter](https://twitter.com/Cshearer41/status/1377937336399454208) * [[quarter circle overlapping a circle techniques]] * [[quarter circle overlapping a circle solution]]