Answer:
144.5cm
Step-by-step explanation:
Since it's a square, all sides should be equal so you just need to divide 289 by 2(are of a square is side times side)
1+y≥3
1+1≥3 is not true so y=1 is not a solution.
Hope this helps:)<span />
Divide 100 to 56 = 56/100= 0.56 then you wanna times it by 50 so then it would be.56x50=28