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Q: If the radius of a circle is 8cm what is its diameter?
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What is the diameter of a circle whose radius is 4cm?

radius=4cm diameter=8cm *radius is half the diameter


If the radius of a circle is 4 cm what's the diameter?

8cm. The radius is always half the diameter.


What is the ratio of a circle with a radius of 8cm?

It depends on the ratio of what of the circle? Its circumference, diameter, area?


What is the circumference of 8cm?

Circumference of a circle: 2*p*radius or pi*diameter


What is the radius of a circle with a diameter of 8cm?

Since diameter is 2 x pi x radius, 8 cm / 2 / 3.14 is about 1.3cm. Specifically, 1.2732cm.


If the radius of a circle is 4 cm then what is the diameter?

The diameter would be 8cm, because the diameter is always double the radius. That's why the formula 2'Pi'r is also known as 'Pi'd.


Diameter of a circle is 16cm what is the radius?

The diameter of a circle is the length of a straight line from a point on the edge of the circle passing through the center of the circle and onto a point on the opposite edge of the circle. The radius of a circle is the length of a straight line from the center of a circle to a point on the edge of the edge of the circle. So the radius of a circle is half its diameter, in this case 8cm.


The figure is a regular 12-sided polygonthe diameter of the circle that circumscribes it is 16cmfind the radius of the polygon?

-4


What is the circumference of a circle with diameter 8cm?

Circumference of a circle = 3.14 x d 3.14 x 8 = 25.12 Therefore the circumference of a circle with the diameter of 8cm is 25.12cm.


What is the radius of a circle if the circumference is 8cm?

The radius is 1.27cm


How do the the radius and diameter of a circle compare?

The diameter of a circle is twice its radius


What is the diameter of a 8cm circumference?

The diameter of a circle may found by dividing the circumference by pi. 8cm/3.1416=2.546cm