2(p+1)=16
2p+2=16
2p= 16-2
2p= 14
p= 14 ÷2
p= 7
Answer:
the second answer Is the right one
Equation 1 is 2W - 6 = L
equation 2 is 140= W * L
L=10
W=8
Answer:
A = 173 m²
Step-by-step explanation:
P = 60m = 3L => L = 60 : 3 = 20 m
A = L×h/2 = 20m×17.3m/2 = 10m×17.3m = 173 m²
