If point a is at (-1,2) and point b is at (11,-7), what is length of line ab?

asked Aug 9, 2023 146k views

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Answer:

Explanation:

Distance formula:
$d=\sqrt{(x2-x1)^(2)+(y2-y1)^(2) }$

Plug in (-1,2) and (11, -7):

$d=\sqrt{(11-(-1)^(2)+(-7-2)^(2) } = d=\sqrt{(12)^(2)+(-9)^(2) }=√(144+81) = √(225) = 15$

Sloosh answered Aug 16, 2023

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