Area and Circumference of a Circle Pi Day Math Activity for Algebra 1 & Geometry

Looking for a fun and engaging area and circumference of a circle Pi Day math activity for high school math review?

Elevate practice with the Pi Day Area & Circumference of a Circle Color by Number Activity! This engaging math activity transforms reviewing all parts of the area and circumference, perfect for that crucial for Pi Day. Perfect for back to school or any day in March. This activity is intended for 7th-11th grade.

Students will work with solving for the diameter, radius, area, and circumference. Then students use their answers to bring a Pi Day picture to life. With three different picture options, your students will love comparing their finished designs without everyone doing the exact same one!

What’s Included:
✅ 12 problems about solving equations
✅ 3 Unique Picture Options — perfect for classroom variety.
✅ Color-by-number format where answers tell students which color to use
✅ Complete Answer Key for quick and easy grading.

This activity combines rigorous math practice with creative engagement. The color-by-answer format provides instant feedback — incorrect answers lead to mismatched colors, helping students self-correct and stay motivated.

With three different back to school picture options, your students will stay engaged and eager to see how their designs turn out, while you enjoy a quiet, productive class period during the back to school season!

How to Use This Resource:

• Use as a class activity, sub plan, or before spring-break review.
• Assign different picture options to groups or individuals for variety.
• Great for bell work, early finisher practice, or a low-stress class period.

➡️ Grab this resource today to make reviewing area and circumference have a touch of Pi Day fun.

You may also like:

• Pi Day Rational & Irrational Numbers Activity
• Geometry Vocabulary Card Sort

Or get my complete Intro to Geometry Unit!

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Copyright © Lindsay Bowden.

Permission to copy for single classroom use only. This product should only be used by the teacher who purchased it. This product is not to be shared with other teachers. Please purchase additional licenses if you intend to share this product or if this is to be used by more than one teacher.