yb ʕ •ᴥ•ʔ's answer to ariana's Primary 5 Maths Angles & Geometry Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
yb ʕ •ᴥ•ʔ
Yb ʕ •ᴥ•ʔ's answer
23 answers (A Helpful Person)
hope it helped! :>