Answer:
BC=4x-10
Step-by-step explanation:
B is the Mid point of AC . hence the length of BC will be half of AB
AC = 8x-20
Hence AB=BC = 
BC=4x-10
Answer:
24x^2
Step-by-step explanation:
Volume= u*v*w
V= lengh*width*heigh
4-6, because it is the largest