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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.
Need help ASAP!

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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