Question

Someone please do this

Answer 1

Answer:

3.6

Step-by-step explanation:

1.) Use the distance formula. Insert the values:

$(2,-4)(5,-2)\\\\\sqrt{(5-2)^2+(-2+4)^2}$

Simplify parentheses:

$\sqrt{(3)^2+(2)^2}$

Simplify exponents:

$\sqrt{9+4}$

Simplify:

$\sqrt{13}= 3.6$

The length of AB is 3.6