7.G.3.c
Determine the area and circumference of circles both on and off the coordinate plane using 3.14 for the value of Pi.
Example Problems
The radius of a circle is 2 units.
What is its circumference?
Use 3.14 for π.
What is its circumference?
Use 3.14 for π.
The diameter of a circle is units.
What is the radius of the circle?
What is the radius of the circle?
The radius of a circle is .
What is the diameter of the circle?
What is the diameter of the circle?
Khan Academy ResourcesArea of circles reviewCircumference reviewRadius, diameter, & circumferenceArea of a circleShaded areasCircumference of parts of circlesArea of parts of circlesArea and circumference of circles challengeCircumference and rotationsCircumference of a circleRadius, diameter, circumference & πArea of a circlePartial circle area and arc lengthFinding circumference of a circle when given the area

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