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# How do you work out the diameter?

Updated: 12/17/2022

Wiki User

14y ago

Wiki User

14y ago

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Q: How do you work out the diameter?
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### If you have the diameter how do you work out he area?

diameter = 2rarea = pi*r^2

### What is the definition of hot work ratio?

The hot work ratio is the area ratio of the cast diameter and the pre-machined finished diameter.

### What is pi the diameter to?

The question is in really bad english, but I'm guessing your meant: 'How do I work out the diameter using pi?' Diameter= Radius2 You don't need to use Pi to work out the diameter. Unless you have a question that doesn't show you the radius. Then you do Area divided by Pi which equals the Diameter.

### How does a diameter work?

it uses to find out thearea and circumference of circle. diameter=2*radius

### How do you work out the diameter if you have the circumference of a circle?

Divide the circumference by 3.14159265 (3.14 for rough approximation) to find the diameter of a circle.

### Was does Pi equall?

It is the ratio of the circumference (C) and the diameter (D) of a circle. Using pi and the diameter of a circle, you can work out the circumference.

### How do you work out the circumferance if the diameter is 100mm?

circumference = pi*100mm

### How do you work out a circumference?

The answer will depend on what information you have: radius, area, diameter.

### How do you work out diameter when given circumference?

Divide the cirumference by 3.14

### How do you work out pi in a circle?

The value of pi = circumference/diameter

### How do you work out diameter from using circumference?

EDIT: To find the diameter, using the circumference - you divide the circumference by the value of Pi - Snakester1962 (Supervisor)