Question

Please show work and thank you

Answer 1

x = 6

Explanation:

A 45-45-90 isosceles right triangle has side lengths in the ratios ...

1 : 1 : √2

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That is, the longest side (marked x in this figure) is √2 times the length of the other two equal-length sides.

x = (√2)×3√2 = 3×2

x = 6