This math topic focuses on finding the circumference of a circle as a function of π. It involves using the circle's diameter to calculate circumference by applying the formula C = πd, where d is the diameter. Each question presents a circle with a different diameter and asks students to select the correct expression for its circumference from multiple provided options. This set of problems is an introductory exercise in understanding the properties of circles within the overarching study of geometry.
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Find the circumference of the circle as a function of π