Answer:
23 or 23.00
Step-by-step explanation:
Im very very intelligent
9
4/3 8/6 12/9
15
5×2=10
10
3+2=5
10+5=15
-20/21
L = 13 m W = 11 m
L = W + 2
area = L x W
143 = (W+2) * W
143 = W^2 + 2w
W^2 + 2W - 143 = 0
Use Quadratic Formula (a = 1 b = 2 c = - 143)
to find W = 11 m then L = 13