Parallel lines
Parallel lines have the same gradient (`m`)
OF COURSE THEY DO
The formula for a straight line is `y=mx+c`
The gradients of the lines above have the same value `m`.
In the example above the gradient is `m = 2` on both straight line formulas.
![](/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)