Area of Circles  

出　　处：《中学生数学》2024年第22期F0003-F0003,共1页

摘　　要：Hands-on Mini Lab Work with a partner.·Fold a paper plate in half four times to divide it into16 equal-sized sections.·Label the radius r as shown.Let C represent the circumference of the circle.·Cut out each section;reassemble to form a parallelogramshaped figure.

关 键 词：CUT sized SHAPED 

分 类 号：TP3[自动化与计算机技术—计算机科学与技术]