20171221

補救教學測驗：請謹慎作答
https://exam2.tcte.edu.tw/teac_school/




圓周率與圓周長
https://www.junyiacademy.org/course-compare/math-grade-6-a/g06-m3syj-b/e/mesfl6ba
扇形周長
https://www.junyiacademy.org/course-compare/math-grade-6-a/mesfl6c/e/mesfl6ca