Sagot :
Answer:
In a parallelogram, opposite angles are congruent; therefore,
∠A = ∠C
[tex]x+40=2x+10[/tex]
[tex]2x-x=40-10[/tex]
[tex]x=30[/tex]
∠A = x + 40 = 30 + 40 = 70°
Answer:
In a parallelogram, opposite angles are congruent; therefore,
∠A = ∠C
[tex]x+40=2x+10[/tex]
[tex]2x-x=40-10[/tex]
[tex]x=30[/tex]
∠A = x + 40 = 30 + 40 = 70°