Question

DAU COROANA fie BC=10 cm lungimea ipotenuzei triunghiului dreptunghic ABC. aflati AB stiind ca AC are lungimea:
a) 6 cm
b) 8 cm
c) 5 cm
d) 9 cm
e) 3 cm
f) 12 cm

Answer 1

BC*2=AB*2+AC*2
10*2=AB*2+6*2
100=AB*2+36
AB*2=100-36=54
AB=√54=7.3cm
Asa si la celelalte