Virginia SOL 6.MG.1

What students need to be able to do

• Identify and describe chord, diameter, radius, circumference, and area of a circle.
• Investigate and describe the relationship between diameter and radius.
• Investigate and describe the relationship between radius and circumference.
• Investigate and describe the relationship between diameter and circumference.
• Develop an approximation for pi (3.14) by gathering data and comparing the circumference to the diameter of various circles using concrete manipulatives or technological models.
• Develop the formula for circumference using the relationship between diameter, radius, and pi.
• Solve problems involving circumference and area of a circle when given the length of the diameter or radius.