Examples, solutions, worksheets, videos, and lessons to help Grade 7 students 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.
Common Core: 7.G.4
Know and use the formulas for area and circumference of a circle (Common Core 7.G.4)
Circle: Area and Circumference (7.G.4)
What is pi?
Rule: The ratio of a circle’s circumference to it’s diameter is always the same number.
In this video, students will learn to find the area of a circle using the formula. This video relates to Common Core Standard 7.G.4. Students learn about pi, the radius, square numbers and the procedure for finding the area of a circle.
Circumference of a circle: Finding diameter and area given the circumference
Find circumference given area
Circles Radius Diameter & Pi Learn circumference, radius, pi and more through music.
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