National Pi Day Math Activities         Name: ____________________________________Period______________Date_____________


Task 1: Measurement Activity:  Individually, or as a group, measure the items using the same unit (inches or centimeters) and using calculators, find the given ratio and area. (Tip:  to find ratio, use Circumference divided by Diameter)  𝛑 = C/d







1. Bagel





2.  Donut





3.  Pie





4.  Soda Can





5.  Tortilla
















Task 2: Video Summary:  Identify 2 facts you think are important from the videos watched in class today.

(The Math Antics video is a little long.  Watch closely for the topic of pi at 3:30.)

Fact 1: _______________________________________________________________________________________________________________________________________


Fact 2: _________________________________________________________________________________________________________________________________________


Task 3:  Show what you know:  Individually, or as a group, complete questions about circles on the accompanying worksheet.

Using, create a worksheet that will assess students content knowledge in solving for radius, diameter, and/or area of circles, using the following resources: ruler, calculator, pencil and paper, and using 3.14 for Pi.

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