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Earn +20 ptsQ: What is the area of the circle with a radius of 7cm?
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What is the area of a circle that has a radius of 7cm?
Area of the circle: pi*7squared = 153.93804 square cm
What is the diameter of a circle with a radius of 3.5cm?
7cm; the diameter of a circle is twice its radius.
What is the surface area of a sphere with a radius of 7cm?
The formula for the surface area of a sphere is 4πr^2, where r is the radius of the sphere. Plugging in the radius of 7cm, we get 4π(7)^2 = 4π(49) = 196π. Therefore, the surface area of a sphere with a radius of 7cm is 196π square centimeters.
What is a radius square?
When you try to figure out an area of a circle, you square the radius, then multiply it by pi to get the area of a circle. A radius square is radius x radius, or radius squared.
If a circle has a radius of 12 meters what is the area half of the circle?
The area of any circle is (pi) x (radius)2 .The area of half the circle is just half of that number.
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