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WHATS THE LENGTH ROUND TO THE NEAREST 10th if NEEDED

WHATS THE LENGTH ROUND TO THE NEAREST 10th if NEEDED-example-1

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Answer: 8.6

Explanation:

Using pythagorean theorem, c²=a²+b² you can find the distance between AB.

c²=7²+5²

c²=74

√c²=√74

c=8.6

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