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Area and Circumference of a Circle

Area and Circumference of a Circle

Author: Tommy Thao

Common Core State Standards: CCSS.MATH.CONTENT.7.G.B.4
7th Grade Geometry: Know the formulas for the area and circumference of a circle and use them to solve problems; give an informal derivation of the relationship between the circumference and area of a circle.

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Radius and Diameter

Source: Math is fun: Retrieved July 23, 2018 from Socratic: Retrieved July 23, 2018 from

Formula for Circumference and Area of Circle

Video Using the Circumference and Area Formula for a Circle

Source: YouTube: Retrieved July 23, 2018 from

More examples of finding the area and circumference of a circle.

Source: Online Math Learning: Retrieved July 23,2018 from

Link to Google Form

Make sure to answer in complete sentences. (5-7 Sentences)