CAN SOMEONE PLEASE HELP ME WITH THIS?

EBC and ABE

ABD and ABE

B. ∠EBC and ∠ABE

D. ∠CBE and ∠ABD

C. ∠ABD and ∠ABE

Supplementary Angles are angles that add up to 180°

In this specific shape, angles that equal 180° are the angles that go across the whole line, NOT the vertical angles, like your last question. So picture it like this: The only angles that are supplementary should go from:

Point D to E

Point A to C

Hopefully this helped you!

i can answer this if i have the answer choices

add 8+12 to get a simplified answer of 12r-20