answersLogoWhite

0


Best Answer

Its radius would be 4cm long. You split it in half.

User Avatar

Wiki User

15y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: If the diameter is 8cm how long is its radius?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

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 circumference if the radius is 8cm and the diameter is 16cm?

It has a circumference of 50.3cm


Radius equals 4cm what would the diameter be?

You have to understand that two radius makes up a diameter. That means if given the radius you can just times it by 2 to get the diameter 4 cm= 8cm 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 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.


What is the circumference of 8cm?

Clarity please!!!! 'Circumference of what??? Also what does the 8 cm represent . diameter, radius, diagonal etc., !!!!


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

-4


How long is a radius?

A radius is half of the diameter.


If the radius of a circle is 5cm long what's it diameter?

The diameter is twice the radius.


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

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