Question

РЕБЯТ,ПОМОГИТЕ
ПЖПЖПЖПЖ!!!!!

Answer 1

Ответ:18

Объяснение:κ=$\frac{5}{3}$,  MK=30·$\frac{5}{3} = 18$

Answer 2

!!!△ABC и △MKC:

MC/BC = 15/25 = 3/5

KC/AC = 12/20 = 3/5

=> MC/BC = KC/AC; k = 3/5

MC/BC = KC/AC

∠C - общий

=> △ABC ~ △MKC

=> MK/AB = k = 3/5

MK/30 = 3/5

MK = (30 * 3) / 5 = 18

ОТВЕТ: MK = 18