Resumen de Vaulting from one arc to another

Ron Lancaster (ed. lit.), Brigitte Bentele (ed. lit.)

• Students analyze a photograph to solve mathematical questions related to the images captured in the photograph. This month, sculptures in San Diego provide the impetus for studying circles (arcs, sectors, and segments of circles), trigonometric functions, and proportional reasoning.

  This issue features the following images: http://www.nctm.org/eresources/images/MathLens1-1210.jpg http://www.nctm.org/eresources/images/MathLens2-1210.jpg http://www.nctm.org/eresources/images/MathLens3-1210.jpg http://www.nctm.org/eresources/images/MathLens4-1210.jpg http://www.nctm.org/eresources/images/MathLens5-1210.jpg http://www.nctm.org/eresources/images/MathLens6-1210.jpg