Question

помогите пожалуйста срочно 2 задание

Answer 1

1) P = (a+b)2 = (8+9)2 = 17*2 = 34 cm
S = ab = 8*9 = 72 cm2
2) P = (7+6)2 = 26 m
S = 7*6 = 42 m2
3) P = (y*x)2 = 2xy m
S = y*x = xy m2

Answer 2

1) P=34cm

S=72cm

2)P=26cm

S=42cm

3)P=2x м

S=4xy м