Subtract the fractions
7/39 1/42

7/39-1/42= 85/546

Step-by-step explanation:

so its 85/546

7/39 1/42

so it's 85/546

No, because the longest side is too short to be the hypotenuse of a right triangle.

Step-by-step explanation:

To see if the sides form a right triangle

6² + 8² = 9²

36 + 64 = 81

100 ≠ 81

The the 3rd side is too short

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-Chetan K