The length of the hypotenuse of right triangle ΔDEF is 50.44 units
The hypotenuse side can be found using Pythagoras theorem,
Therefore,
c² = a² + b²
where
Therefore,
x² = 39² + 32²
x² = 1521 + 1024
x = √2545
x = 50.4479930225
x = 50.44
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