If A and B are the points (−6, 7) and (−1, −5) respectively, then the distance 2AB is equal to
A. 13
B. 26
C. 169
D. 238
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The distance between two points can be found by the equation
AB = √[(X2 - X1)²+(Y2 -Y1)²]
Here point A (-6,7) and B (-1,-5)
AB = √[(-1 +6)²+(-5-7)²]
= √169
= 13
so 2AB = 26
Option B
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