Question

In the parallelogram, what angle is supplementary to angle BCD?

Answer 1

@tkhunny @qtqt

Answer 2

@phi

Answer 3

Just keep going around the horn. Whichever angle you find will do the trick.

Answer 4

DAB ?

Answer 5

@Eli_Moses

Answer 6

so every angle?

Answer 7

please help me

Answer 8

"neighboring" angles will add up to 180
opposite angles will be equal

Answer 9

crap, this is trickier than I thought

Answer 10

how can this question be that hard i just can't figure it out

Answer 11

you have a parallelogram. i.e. its opposite sides are parallel
you could figure it from properties of two parallel lines cut by a transversal