Help me plz a lot of points

Answer:
A: Perimeter is 10x+2
B: I believe it is 6x^2+2x
C: Perimeter: 52 un; Area: 160 un^2
un is units
Step-by-step explanation:
This is just my work so that i can do this.
3x(2x)+1(2x)=
6x^2+2x
16+16+10+10=52
A: Perimeter is 10x+2
B: I believe it is 6x^2+2x
C: Perimeter: 52 un; Area: 160 un^2
un is units