Plugging the values if x and y the last option is correct
3x-y=4
Area formula is A=πr2
A=3.1416(radius)2 (radius is 7)
A=3.1416(49)
A=153.94
The area is 153.94 inches.
Hope that was helpful :)
It will be clearly B.38mm3
If he has 6 left over it has to be 288 cubic feet so the dimensions could be 12x12x2
I am also confused, It is so hard