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Grade 7 - Shape and Space

Standard 7.SS.1 - Practice calculating the area, radius, diameter and circumference of a circle.

Included Skills:

Demonstrate an understanding of circles by:
describing the relationships among radius, diameter and circumference.
relating circumference to pi.
determining the sum of the central angles.
constructing circles with a given radius or diameter.
solving problems involving the radii, diameters and circumferences of circles.
Illustrate and explain that the diameter is twice the radius in a given circle.
Illustrate and explain that the circumference is approximately three times the diameter in a given circle.
Explain that, for all circles, pi is the ratio of the circumference to the diameter (C/d) and its value is approximately 3.14.
Explain, using an illustration, that the sum of the central angles of a circle is 360°.
Draw a circle with a given radius or diameter, with and without a compass.
Solve a given contextual problem involving circles.

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