Answer:
the length of the two equal sides: 8m
the length of the third side: 8m-4m=4m
8m×2+4m=20m
144 cannot be a factor of 72 since it is bigger than 72
the answer is going to be 6.0
Step-by-step explanation:
1.5 + 1.5 = 3
3 + 3 = 6
Try and ask my sister.
Her user is Sadie8D