Question

На рисунке 61,AB=2,5.AC=3 см,MN=10 см,KN=8 см,найдите x и y

Answer 1

10/2.5 = 8/x = y/3 
10/2.5 = 8/x => x=2.5*8/10 = 2

8/2 = y/3
y = 8*3/2 = 12