I hope this helps you
width w
lenght 2w
perimeter =2 (width +length )
60=2 (w+2w)
30=3w
w=10
Area= 2w.w
Area = 2.10.10
Area =200
THE ANSWER SHOULD BE FG BECAUSE LINE HAVE TO ENDING POINTS WITH NO CURVES
4+6=10 if you have 4 apples and you add 6 apples you are left with 10 apples
12in.=1ft
so 240in./12in. = 20ft