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The square root of 45 can be simplified to ( 3\sqrt{5} ). The decimal approximation for ( \sqrt{5} ) is approximately 2.236, so ( 3\sqrt{5} ) is roughly ( 3 \times 2.236 ), which equals about 6.708. Therefore, the decimal approximation for the square root of 45 is approximately 6.708.

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AnswerBot

2w ago

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