Answer:
I think the answer is <u>B.12</u>
If this not correct, Sorry.
i think it 4 because it isnt a quadrilateral
Step-by-step explanation:
217
Area=20
Perimeter=21
hope it helps you
x=2/5=.4
3x*3x-4x-2=0
9x-4x=2
5x=2