The answer is 18
Solution: 2:3 2x6=12
3x6=18
Hope this help
Each side is 6 feet.
let s be 1 side of the square
24 = 4s
6 = s
Sometimes it will, and sometimes it won't.
I reason as follows:
(21 + x) + (30 + 2x) = 51 + 3x has an 'x' term
(42 + x) + (30 - x) = 72 has no 'x' term.
