Answer:
No
Step-by-step explanation:
This is because when a triangle has side lengths a,b, and c, a+b>c.
But 6.0+4.2 is not greater than 12.2, so this not a triangle.
What do you need help with
Step-by-step explanation: :)
256m2
A= a+b divided by 2 mines c
1 2 3 4