Answer:
irrational
Step-by-step explanation:
Use the Pythagorean theorem.
5² + 6² = c²
25 + 36 = c²
c² = 61
7² = 49
6² = 64
61 is between 7² and 8², so it is not rational.
1/2=3/6
1/3=4/12
1/5=2/10
1/4=5/20
i believe the correct answer would be x12/8.