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primary 6 | Maths
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Jocelyn
Jocelyn

primary 6 chevron_right Maths chevron_right Singapore

need help on this qns, thanks

Date Posted: 4 years ago
Views: 341

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Kenneth Ng
Kenneth Ng's answer
10 answers (Tutor Details)
1st
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sstrike
Sstrike's answer
5361 answers (A Helpful Person)
Key:
1 : 3 : 2
→ 4 : 12 : 8 (cos of 25%)
→ 12 : 36 : 24 (cos of ⅓)