Answer:
8/20, 5/20
Step-by-step explanation:
2/5 - 4/10 6/15 8/20
1/4 - 2/8 3/12 4/16 5/20
Answer: True
Think of a 3D box. It has 6 faces and the surface area is the total of all six individual rectangular faces. This idea applies to any polyhedron.
670
2003-814=1189
1189-519=670