Question

find the length of $overline{ab}$. a 13 b 34 ab = ? ab = |a - b| = |b - a| enter the number that belongs in the green box.

Explanation:

Step1: Identify the formula

$AB = |B - A|$

Step2: Substitute values

$AB=|34 - 13|$

Step3: Calculate the result

$AB = |21|=21$

Answer:

21