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secondary 4 | E Maths
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zenath
Zenath

secondary 4 chevron_right E Maths chevron_right Singapore

hi can someone pls help me with this qn, thank you

Date Posted: 1 year ago
Views: 249

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It's 40 degree because the sum of 2 interior angles (angle a+b) =to the exterior angle of angle c
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Janell
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