Answer:
384
Step-by-step explanation:
Triangle sides: 12x10/2. Then multiply by four to get all four sides.
Bottom: 12x12.
Add together, get 384.
The answer of you're question is C
Slot method
1st slot, 5 options
2nd slot, 4 options (1 gone to the first slot)
3rd slot, 3 options (1 gone again)
4th slot,2 options (1 less)
multiply
5*4*3*2=120
answer is 120 arrangements
Answer:
12: 144
Step-by-step explanation:
As it fits all requirments.