The answer is 25 it takes alto of steps thou so u can use this as a answer to check our work
Answer:
50 %
Step-by-step explanation:
The outer term would be the extremes and middle terms the means
A = W· L
10,000 = W ( W +30 ) = W² + 30 W
W² + 30 W - 10,000 = 0
W =

L = 86.12 + 30 = 116.12
Width of a plot is 86.12 m and lenght is 116.12 m.
Check : A = 116.12 · 86.12 ≈ 10,000
Xmin:-10 Xmax:10 and Ymir:-10 Ymax:10