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Secondary 1 | Maths
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Dee
Dee

Secondary 1 chevron_right Maths chevron_right Singapore

Can help to solve part iii?
Thank you.

Date Posted: 4 years ago
Views: 219

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AC Lim
Ac Lim's answer
13083 answers (A Helpful Person)
1st
ACD is isosceles triangle. Hope this helps
Dee
Dee
4 years ago
Thank you very much.
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Ramki
Ramki's answer
287 answers (Tutor Details)
Hope this helps. Please add in comments if you have any questions
Dee
Dee
4 years ago
Thank you very much. I believe my teacher haven't touch on interior angles of polygon. That's why I don't understand from n=20 to 10 sided polygon .Thank you anyway .