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What is the diameter of a circle if its radius is 30cm?

Updated: 10/19/2022

Wiki User

∙ 14y ago

Best Answer

60cm

Wiki User

∙ 14y ago

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What is the area of a circle where the diameter measures 30 cm?

Diameter = 30cm so radius = 15 cm. Then Area = pi*r2 = 706.9 cm2

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

The diameter of a circle is twice its radius

If the radius of a circle is r what is the diameter of the circle?

The radius of a circle is half the diameter so if the radius of a circle is r, then the diameter is 2r.

What is the diameter of a circle or a radius of in?

The diameter of a circle is twice its radius

When the diameter of a circle is 85.4 What is the radius of the circle?

The radius of a circle is always half of the diameter. If the diameter is 85.4, the radius is 42.7.

Related questions

What is the area of a circle where the diameter measures 30 cm?

Diameter = 30cm so radius = 15 cm. Then Area = pi*r2 = 706.9 cm2

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

The diameter of a circle is twice its radius

If the radius of a circle is r what is the diameter of the circle?

The radius of a circle is half the diameter so if the radius of a circle is r, then the diameter is 2r.

What is the diameter of a circle or a radius of in?

The diameter of a circle is twice its radius

When the diameter of a circle is 85.4 What is the radius of the circle?

The radius of a circle is always half of the diameter. If the diameter is 85.4, the radius is 42.7.

What is the radius of a circle if the diameter is 14in?

The radius of a circle is half of the diameter, so the radius of a circle with a diameter of 14in is 7in.

What is the radius of a circle with a 6inches diameter?

The radius of a circle is half the diameter, so the radius of a 6 inch diameter circle is 3 in.

What is the radius of a circle if its diameter is cm?

The radius of a circle is half of its diameter

If the radius of a circle is 16.3circumference.then what is the diameter?

The diameter of a circle is twice its radius

What is a radius of a circle if cm is the diameter?

The radius of a circle is half of its diameter.

What is radius of the diameter called?

The Radius of a circle is half the Diameter of the circle.

How does the diameter compared to the radius of a circle?

The diameter of a circle is twice its radius.

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