Math Games

Grade 7 - Shape and Space

Standard 7.SS.1 - Find the angle sum of interior angles of polygons.

Included Skills:

Demonstrate an understanding of circles including circumference and central angles.
• Identify the characteristics of a circle.
• Define and illustrate the relationship between the diameter and radius of a circle.
• Answer the question "how many radii does a circle have and why?"
• Answer the question "how many diameters does a circle have and why?"
• Explain (with illustrations) why a specified point and radius length (or diameter length) describes exactly one circle.
• Illustrate and explain the relationship between a radius and a diameter of a circle.
• Generalize, from investigations, the relationship between the circumference and the diameter of a circle.
• Define pi and explain how it is related to circles.
• Sort a set of angles as central angles of a circle or not.
• Demonstrate that the sum of the central angles of a circle is 360°.
• Draw a circle with a specific radius or diameter with and without a compass.
• Solve problems involving circles.