Question

Find x
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Answer 1

`x = 4 √(3)`

Explanation:

By Pythagoras Theorem:

`{x}^(2) = {( √(8 * 4)) }^(2) + {(4)}^(2) \\ \\ {x}^(2) = {( √(32)) }^(2) + {(4)}^(2) \\ \\ {x}^(2) = 32 + 16 \\ \\ {x}^(2) = 48 \\ \\ x = √(48) \\ \\ x = \sqrt{ {4}^(2) * 3} \\ \\ x = 4 √(3)`