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What is the distance, rounded to the nearest tenth, between the points (-2.4) and (6,-4)?
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What is the distance, rounded to the nearest tenth, between the points (-2.4) and (6,-4)?

User Yakimych
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Answer:


distance = \sqrt{(x _(1) - x _(2))^(2) + {(y _(1) - y _(2))}^(2) } \\ = \sqrt{ {( - 2 - 6)}^(2) + {(4 - ( - 4))}^(2) } \\ = √(64 + 64) \\ = √(128) \: units

User JohnUS
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