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30 inches

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15y ago

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What is the radius of 15 in?

The radius of a circle is half of its diameter. Therefore, if the diameter is 15 inches, the radius would be 15 inches divided by 2, which equals 7.5 inches.


If the radius of a circle is 15 inches what is the diameter?

R=D/2. If the diameter of a circle is 18 inches, the radius is 9 inches. Radius = 1/2 diameter or 9"


What is the diameter of a circle that has a radius of 7.5 in?

15 inches.


What is the circumference of a circle with a diameter of 15 inches and a radius of 7.5 inches?

Circumference = Pi multiplied by the diameter. C = (3.1415)(15 in.) = 47.12 in. Therefore, the circumference of a circle with a diameter of 15 in. and a radius of 7.5 in. is approximately 47.12 inches.


If a radius is 15 inches long, how long is a diameter?

The radius of a circle is half the diameter, thus your measurement is 30 inches


What is the radius of a circle with a diameter of 15 cm?

The diameter of a circle is twice its radius. Thus the radius of a circle is half its diameter. → a circle with a diameter of 15 cm has a radius of 15/2 cm = 7.5 cm


How many square inches are in a 15 inch diameter circle?

To find the area of a circle, you can use the formula A = πr², where r is the radius. For a 15-inch diameter circle, the radius is 7.5 inches. Thus, the area is A = π(7.5)² ≈ 176.71 square inches.


What is the radius of a circle whose diameter is 15 meters?

The radius of a circle is 1/2 of its diameter. If the diameter is 15 meters, then the radius is 7.5 meters.


What is the diameter of a 15 inch circle?

The diameter of a circle is defined as the distance across the circle through its center. For a circle with a diameter of 15 inches, the diameter is simply 15 inches. Therefore, the diameter of a 15-inch circle is 15 inches.


How do you find the radius of a circle if diameter is 15 centimeters?

Radius is half of the diameter


What is the diameter if the circumference is 15 inches with a radius of 2 inches?

If the radius is 2 then the diameter is 2*2 = 4 inches and the circumference is about 12.6 inches and not 15 inches


If a radius is 15 inches long how long is the diameter?

30 inches. The diameter is twice the length of the radius.