Celeste's answer to Cahaya Natasha Nabella's Secondary 2 Maths Singapore question.
done
{{ upvoteCount }} Upvotes
clear
{{ downvoteCount * -1 }} Downvotes
since triangle BAC and DAC are the same, angle BAC and DAC are the same so by isosceles rule, answer is 130 degrees!
Date Posted:
2 years ago