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primary 6 | Maths | Geometry
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Shalini and kaviya
Shalini And Kaviya

primary 6 chevron_right Maths chevron_right Geometry chevron_right Singapore

Needs help

Date Posted: 1 year ago
Views: 339

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Let one side of X be X cm
Let one side of Y be y cm
4y + 2x = 80
Since area of X is 1/4 of Y
X^2 = (1/4)Y^2
So X = 0.5Y
Then u use substitution to find X
X = 8cm
So area of X is X times X which is 8x8 = 64cm
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Alex
Alex's answer
3 answers (A Helpful Person)
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Shalini and kaviya
Shalini And Kaviya
1 year ago
Thank u