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Using 3.14 as Pi the area of circle is: 1017.36
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Earn +20 ptsQ: What is the area of a circle if the radius is 18cm?
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Continue Learning about Geometry
What is the radius with a circle with a diameter of 18cm?
9 cm (r = d/2)
What is the perimiter of a semi circle if the radius is 18cm?
The perimeter is pi*r + 2r = 92.6 cm
If a circle has a radius of 9 cm how long is the circle's diameter?
The diameter is always double the radius so in this case, it is 18cm
What is the area of a circle if the radius is 9m?
The area of a circle if the radius is 9m 254.5m2
What is the radius of a circle with the area of 36?
The radius of a circle with the area of 36 is 3.385
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