S = 380067 дм²
P = 2(a+b). S=ab
p= 2584 дм
a = 839 дм
2584 = 2(839+b)
b=2584/2 - 839
b= 1292 - 839,
b= 453.
S = 453 * 839
S = 380067 дм²
P = 2(a+b). S=ab
p= 2584 дм
a = 839 дм
2584 = 2(839+b)
b=2584/2 - 839
b= 1292 - 839,
b= 453.
S = 453 * 839
S = 380067 дм²