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primary 6 | Maths | Ratio
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Judso
Judso

primary 6 chevron_right Maths chevron_right Ratio chevron_right Singapore

Please help. Thanks

Date Posted: 1 year ago
Views: 411
sstrike
Sstrike
1 year ago
can u understand
W+X = V+Z+Y = ½ rectangle?

V:Z:Y : V+Z+Y = 5:3:4 : 12 = 15:9:12 : 36

V:W = 3:4 = 15:20

X = 36 - W = 36 - 20 = 16

(a)
W:X:Y = 20:16:12 = 5:4:3

(b)
2×36 = 72
V:rect = 15:72 = 180 : 864

72×180÷15 = 864 cm² (Ans)

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AC Lim
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12074 answers (A Helpful Person)
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Hope this helps
Judso
Judso
1 year ago
Thank you very much