Answer :
perimeter = AB + AC + BC
22 = 8 + AC + 5
AC = 9
from phitagoras rule it states that
if ABC is a right angle then
9^2 = 8^2 + 5^2
81≠89
so its not right angelic
22 = 8 + AC + 5
AC = 9
from phitagoras rule it states that
if ABC is a right angle then
9^2 = 8^2 + 5^2
81≠89
so its not right angelic