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The area of a circle is defined as pir^2. The radius here is 4.9 cm, so pi4.9^2=24.01 pi. If you were to express it in terms of a number, it would be about 75.43.
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∙ 12y ago
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Equation for the area circle = pi x radius squared If the area is 144pi, then you need to find the square root of 144, which is 12. Therefore, radius = 12
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The area of a circle with a radius of 14.4 is 651.4
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The area of a circle with a radius of 2m is: 12.566 m2
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The radius of a circle when the area is 96 is 5.528
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If the area of a circle is 40.7 the radius is: about 3.6 (3.599)
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The area of a circle if the radius is 7yd is 153.9yd2
What happen to the area of circle when the radius is tripled?
If you triple the radius of a circle, the area will increase by 9. Area is proportional to the square of the radius.
