Răspunsuri

2014-11-03T22:26:29+02:00
Rezulta ca masura unghiului A=4k
B=8K
C=6K
D=6K
6K+8K+6K+4K=360 grade
24k=360 grade
k=15 grade
A=60
B=90
C=90
D=120 grade
Se observa ca trapezul este un trapez dreptunghic

9 4 9
2014-11-03T22:32:33+02:00
A+B+C+D=360
A/6=B/8=C/4=D/6=K
A=6K
B=8K
C=4K
D=6K
24K=360=>K=15
A=6X15=90
B=8X15=120
C=4X15=60
D=6X15=90=>TRAPEZ DREPTUNGHIC
8 4 8