using your distance formula, that would be
√((4+2)^2 + (5-5)^2) = √6^2 = 6
note that since y=5 for both points, it's just a horizontal line, and the two points are 6 units apart. sometimes it helps to take a look before jumping into the calculations...
What is the length of a segment with endpoints at (–2, 5) and (4, 5)?
3 answers
(-3,4) and (4,4)
I have doubt about this question