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primary 5 | Maths | Angles & Geometry
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Vanessa Jae
Vanessa Jae

primary 5 chevron_right Maths chevron_right Angles & Geometry chevron_right Singapore

dont understand

Date Posted: 1 year ago
Views: 71

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Ng Yong Ze Sam
Ng Yong Ze Sam's answer
7 answers (Tutor Details)
Hello, this is the solution :)
Ng Yong Ze Sam
Ng Yong Ze Sam
1 year ago
Do not assume that "COB" is 90 degrees, as the figure is not drawn to scale. Do note that there are 2 ways to find "COB", due to the reasons stated in the working.

I hope you can understand the working :) Do let me know if you need more help.