Eva Hoo's answer to Blur sotong 's Primary 5 Maths Angles & Geometry Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Eva Hoo
Eva Hoo's answer
3 answers (A Helpful Person)
180-142=38 (vyx)
(Wyx-vyx) = (wyv)
106-38=68