Answer and Explanation
Your Answer is
Correct Answer is G
Explanation
∠ABC and ∠BDC are interior angles on the same side, so BCD=180°-80°=100°, so choose G.
Your Answer is
Correct Answer is G
Explanation
∠ABC and ∠BDC are interior angles on the same side, so BCD=180°-80°=100°, so choose G.