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This quiz explores the mathematical principles related to a circle's circumference and area when its radius is doubled. It asks participants to identify how the circumference and area change when the radius, initially 30 feet, is increased. This involves key concepts from geometry, specifically the formulas for circumference (C = 2πr) and area (A = πr²). Understanding these relationships is vital for applications in various fields, including engineering and design. Test your knowledge and see how well you understand the consequences of modifying a circle's radius!
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5 Min Quiz A circle has a radius of 30 feet. If you double the radius, which of the following describes what happens to the circumference and area of the circle? • The circumference and area both double. • The circumference doubles and the area quadruples. • The circumference quadruples and the area doubles. • The circumference and the area both quadruple.