Please help I’m stuck

Answer:
108 in.
Step-by-step explanation:
Multiply the sides of triangle by 4 and add them together and you get 108
(7x4)+(8x4)+(12x4)=
28+32+48 and you get 108
Answer:
C. 108 in
Step-by-step explanation:
28/7 = 4
XYZ is 4 times the size of ABC
Perimeter ABC
p = 7 + 8 + 12
p = 27
Perimeter XYZ
p = 4 * 27
p = 108 in