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What is the area of a circle region whose diameter is 14 centimeters?
Wiki User
∙ 11y ago
Area of a circle = (pi) x (radius)2
Radius = 1/2 of the diameter
Area of this particular circle = (pi) x (7)2 = 49 pi = 153.938 square centimeters (rounded)
Wiki User
∙ 11y ago
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The circumference of circle whose diameter is 10 is: 31.42 (diameter x Pi = circumference).
What is the approximate diameter of a circle whose circumference is 21cm?
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