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secondary 4 | E Maths
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Royal Lim
Royal Lim

secondary 4 chevron_right E Maths chevron_right Singapore

Need help for 4a.TIA

Date Posted: 4 years ago
Views: 338

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Brian Chiong
Brian Chiong's answer
44 answers (Tutor Details)
1st
Using similar triangles, I can find the height of the small cone that was cut off from the top of the big cone. From there the calculations should be pretty straightforward. Hope this helps!