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Plsssss helpppp!!!!!
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Plsssss helpppp!!!!!

Plsssss helpppp!!!!!-example-1
User Jungsun
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1 Answer

11 votes

Answer:

x = 19.42

Explanation:

8²+x²=21²

64+x²=441

-64 -64

x²=377

x=19.41648784

rounded is 19.42

User Jgshawkey
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