Find the area of a circle given the diameter - Online tutor - free Math videos

The video tutorial explains how to find the area of a circle. It introduces key terms like diameter and radius, and explains the concept of π as a ratio of the circle's diameter. The tutorial demonstrates how to calculate the area using the formula A = πR², emphasizing the importance of leaving answers in terms of π for precision. The example provided uses a diameter of 8, resulting in a radius of 4, and calculates the area as 16π.

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