Question

Jawab ya pliis saya membutuhkan

Answer 1

K = 2(p + l)
40 = 2(2x + 2 + x + 3)
40 = 2(2x + x + 2 + 3)
40 = 2(3x + 5)
40 = 6x + 10
30 = 6x
x = 5

p = 12 cm
l = 8 cm

L = p x l
L = 12 x 8
L = 96 cm²

semoga bermanfaat~