Ответ:

  • k = AB/MK = 8/4 = 2
  • PABC = k * PMKL = 2 * 18 = 36
  • SMKL = SABC / k2 = 12 / 22 = 12 / 4 = 3
Ответ: k = 2; PABC = 36; SMKL = 3