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primary 6 | Maths | Ratio
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Cindy
Cindy

primary 6 chevron_right Maths chevron_right Ratio chevron_right Singapore

Please help, thank you.

Date Posted: 4 years ago
Views: 668
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Jolene
Jolene's answer
58 answers (A Helpful Person)
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Cindy
Cindy
4 years ago
Is the left side folded 2x? Should 19+21 x2, as open up also mirror image like 32

180-19-21-19-21-21-32=

Thank you.
Jolene
Jolene
4 years ago
Yes, so it will be 180-32(2) - 21 -2(19+21)
Cindy
Cindy
4 years ago
Thank you