An Introduction to Pi and the Area of a Circle (SMILE)
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Edwina R. Justice, Gunsaulus Scholastic Academy  
A lesson for grades 57 that uses a phenomenological approach to observe and discuss the relation between circumference and diameter and how that relation, called pi, is used in the formula for the area of a circle. From the Geometry and Measurement section of a collection of almost 200 single concept lessons by the Science and Mathematics Initiative for Learning Enhancement.  


Levels:  Fifth Grade, Sixth Grade, Seventh Grade 
Languages:  English 
Resource Types:  Manipulatives, Lesson Plans and Activities, Problems/Puzzles 
Math Topics:  Pi, Conic Sections and Circles 
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