# ARML Power Round - 1

**Algebra**Level 2

The Distance Formula in two dimensions is given by:

\[D = \sqrt{{(x_2-x_1)}^2+{(y_2-y_1)}^2}\]

Let the *taxicab distance* be defined as:

\[D_t = |x_2-x_1|+|y_2-y_1|\]

What is the taxicab distance between \((5,6)\) and \((1,2)\)?

*This problem is not original, it comes from ARML 2016 Power Round*