i can't understand how to solve this question, appreciate someone can helps, thx

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Secondary 1 | Maths
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Secondary 1 Maths Singapore

i can't understand how to solve this question, appreciate someone can helps, thx.

Date Posted: 3 years ago

done {{ upvoteCount }} Upvotes

clear {{ downvoteCount * -1 }} Downvotes

Straight line, total angle =180. Hope this helps

Date Posted: 3 years ago

Foong Yit Fatt

3 years ago

Than you very much.