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ASHA 777 [7]
3 years ago
5

NEED HELP ASAP algebra 2​

Mathematics
1 answer:
Stolb23 [73]3 years ago
3 0

Answer:

8\sqrt{2}

Step-by-step explanation:

Step 1: Use Pythagorean Theorem to find the length of the hypotenuse

a^{2}+b^{2} =c^{2}

9^{2}+7^{2} =c^{2}

81+47 =c^{2}

128 =c^{2}

\sqrt{c^{2} } =\sqrt{128}

c=\sqrt{128}\sqrt{128} =8\sqrt{2}

Therefore the third side is 8\sqrt{2}

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