A mathematical inquiry puts meaning into the relationships formed when secants and tangents intersect circles.
Ellen L. Clay, firstname.lastname@example.org, teaches mathematics at Drexel University in Philadelphia. Her work revolves around making sense of the fundamental mathematical concepts that underlie the school curriculum along with the verbal, visual, and symbolic representations of these concepts.
Katherine L. Rhee, email@example.com, has taught mathematics in classrooms from elementary school through graduate school. Her teaching and research focus on developing a connected understanding of mathematical concepts.