Find the value of x. Round your answer to the nearest tenth. x 10 Blank 1:

asked Oct 8, 2021 55.3k views

3 votes

Find the value of x. Round your answer to the nearest tenth.
x
10
Blank 1:

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4 votes

Answer:

12.2

Explanation:

By Pythagoras theorem:

${x}^(2) = {10}^(2) + {7}^(2) \\ {x}^(2) = 100 + 49 \\ {x}^(2) = 149 \\ x = √(149) \\ x = 12.2065556 \\ x \approx \: 12.2$

Waleska answered Oct 13, 2021

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