Question

5 va rog ,dau coronița

Answer 1

$A(0,3) \\ B(5,6) \\ C(5,3) \\ O(0,0)$

AOCB paralelogram dacă :

$x_{A}+x_{C}=x_{O}+x_{B}$

$0 + 5 = 0 + 5$

$5 = 5 \: \: (A)$

$y_{A}+y_{C}=y_{O}+y_{B}$

$3 + 3 = 0 + 6$

$6 = 6 \: \: (A)$

=>AOCB paralelogram