Answer:
Just connect points Y and D with a straight line to make YD. Do the same for YE and YF, just attach Y to points E and F with a straight line.
Answer:
I thinks it's A
Step-by-step explanation:
1) 12:6×1=2
2) 12:4×1=3
3) 1+1+2+3+2=9
4) 12-9=3
Answer:

Step-by-step explanation:
Combine like terms.

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