There are four pairs (m,n) that work: (5,10), (6,6), (8,4), and (12,3).
Heres an equation: 126/3 = 42
Answer: sqrt 13
Step-by-step explanation: AP EX approved
the answer is circle idk if it's right but it could be I'm in high school I've been through algebra 1 now in geometry
1.26
in A decimal
hope it helps