Ask Singapore Homework?

Upload a photo of a Singapore homework and someone will email you the solution for free.



Question

secondary 4 | E Maths
One Answer Below

Anyone can contribute an answer, even non-tutors.

Answer This Question
gwen
Gwen

secondary 4 chevron_right E Maths

math paper 1 question

Date Posted: 6 years ago
Views: 244
Muzammin
Muzammin
6 years ago
Answer is 6

See 1 Answer

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
chrystell
Chrystell's answer
1 answers (A Helpful Person)
1st
the interior angles are 150°, so the exterior angles are 180°-150°=30°. the exterior angles add up to 360°, so if we divide 360° by 30° there are 12 exterior angles. Therefore, there are 12 sides :)
gwen
Gwen
6 years ago
thank uuu!!
gwen
Gwen
6 years ago
thank u!!! hehe