Michelle Ng's answer to Darius Teo Jie En's Primary 5 Maths Area & Volume Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Michelle Ng
Michelle Ng's answer
32 answers (Tutor Details)
1st
Hi Darius, vertically opposite angles have a property known as "angles adding up to 180°."
Thus, p&q, r&s.