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24-04-2022
Mathematics

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Use the Pythagorean theorem to find the length of AC. Enter the answer in simplified form.
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Use the Pythagorean theorem to find the length of AC Enter the answer in simplified form Need help ASAP class=

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Аноним Аноним

24-04-2022

Answer :

=> (AB)² + (AC)² = (BC) ²

=> (AC)² = (BC)² - (AB)²

=> (AC)² = (4√5)² - (2√5)²

=> (AC)² = 80 - 20

=> (AC)² = 60

=> AC = √60

=> AC = 2√15

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