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junior college 2 | H2 Maths
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Physics.
How do i attempt this qn? The ans key uses 2piRh as area but i dont understand how this comes about. Shdnt its just be area of circle
Date Posted: 7 years ago
Views: 619
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done
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clear
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I'm choosing not to use formula cause this is mcq. Logical thinking works faster
Date Posted:
7 years ago
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