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# What is the length of half a circle called?

Updated: 12/15/2022

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Q: What is the length of half a circle called?
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### What Half of the length of diameter of the circle is called?

The radius, from the centre of a circle to it's edge.

### How do you find the length of the chord of a circle?

There are a couple of different ways of finding the length of the chord of a circle. Probably the best is what is called the half angle formula.

a hemisphere

### What is diameter of?

The diameter is the length across the middle of a circle. Half of the diameter is called the radius.

### Half a Circle is a what?

Half a circle is called a semi-circle. Sometimes it is called a half-moon.

### If the length of a diameter of a circle is 11 what is the length of a radius of this circle?

the radius is half the diameter. radius is half of 11. Which is 5.5.

### What is a half of a circle called in geometry?

Half a circle is called a "semicircle" in geometry.

### What is half of a circle called?

semicircleA half circle is called a semicircle.Half a circle is a semi-circle

### What is the relationship between the length of a radius of a circle and the length of a diameter of the same circle?

The radius is half the diameter.

Semi = half

### If the diameter of a circle is 4 centimeters what is the length of the radius?

Length of a radius is always half the diameter of a circle. This means that the circle has a radius of 2cm.

### What is the relationship of a radius and a diameter of a circle?

the radius is half the length of the diameter of a circle.