Answer:
for perimeter, you add all of the sides except the height which is 19. It's means that you add all of the numbers except 19
First, you have to make it into a mixed number : - 7 7/12. Since -7 7/12 can't be simplified anymore, it's the final answer
Answer: a = 23, b = 21, c = 136
Step-by-step explanation:
3x^2(x-2)(4x-1) this is correct........