**TI83F* Program file 09/07/05, 17:57‰ xPIZZAxvÞ*RADIUS*?ÝR?Þ*DEGREE*?ÝD?Þ*ARC)LENGTH*?Þ2¬Rƒ360ƒD?Þ*AREA)OF)ARC*?Þ¬Rð2ƒ360ƒD?Þ*AREA)OF)CIRCLE*?Þ¬‚Rð2ž'