I assume the denominator is

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The distance<span> formula is derived from the Pythagorean theorem. To find the </span>distance between two points<span> (x</span>1,y1) and (x2,y2<span>), all that you need to do is use the coordinates of these ordered pairs and apply the formula pictured below.</span>
Answer:
19. yes 20.no 21. yes 22.no
Step-by-step explanation:
I believe, the answer is 117.5