Question

Am nevoie de aceste probleme urgent va rog!!!ofer coroana!!!

Answer 1

Explicație pas cu pas:

1. a) AM/AB=AN/AC

2/8=5/20

40=40 ADEVARAT =>MN||BC

b) AN=10-8=2

AM/AB=AN/AC

3/15=2/10

30=30 ADEVARAT =>MN||BC

c) AB=14, AC=30

AM/AB=AN/AC

6/14=10/30

180=140 FALS=> MN nu e paralel cu BC

d) AN=30-24=6

AM/AB=AN/BC

4/24=6/ 30

144=140 FALS => MN nu e paralel cu BC