Question

Ajutot dau 5 stele. va rog frumos ​

Answer 1

Răspuns:

pentru toate punctele folosim teorema lui Thales

MN/MF=MP/ME

a)MN/10=16/8 =>MN=160/8=20

b)12/4=15/EM =>EM=60/12=5

c)20/5=(30-EM)/EM=>

4EM=30-EM 5EM=30 EM=6

d)(EP-EM)/EM=(FN-FM)/FM

(30-20)/20=(FN-6)/6

1/2=FN/6-1

FN/6=3/2. FN=18/2=9