Radius of a Circle
The radius is the straight line extending from the centre of a circle to the outside edge.
The radius radiates like rays from the centre of the sun, just like the radius does from the centre of a circle.
![](/images/user/base/Maths/Logarithms/Reference%20Tables/reference-log-table-1.4df6ee6.jpg)
![](/images/user/base/Maths/Logarithms/Reference%20Tables/reference-log-table-2.d516bb3.jpg)
![](/images/user/base/Maths/Logarithms/Reference%20Tables/reference-anti-log-table-1.b0b0513.jpg)
![](/images/user/base/Maths/Logarithms/Reference%20Tables/reference-anti-log-table-2.f89189d.jpg)
The radius is the straight line extending from the centre of a circle to the outside edge.
The radius radiates like rays from the centre of the sun, just like the radius does from the centre of a circle.