Answer:
Just wasting your answers because you did it to me.
But.. 5th grade is easy..
Step-by-step explanation:
Answer:
10.5cm
Step-by-step explanation:
3+8+7=18, this means that there are 18 parts assuming each part reprecents 1cm
63/18=3.5
so 1 part=3.5cm
3.5*3=10.5cm