Answer:
C
Step-by-step explanation:
The answer is C both the cube and rectangular prisms have 12 edges. We can tell the first two are wrong because both have 6 sides. We can tell the last one is wrong by counting. Both shapes have over 6 edges.
Answer:
8+7=21
Step-by-step explanation:
Answer:
the second one it shows it going up
-2x^2 + 8 because if you turn it into vertex form and determine