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Primary 4 | Maths
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Mirah
Mirah

Primary 4 chevron_right Maths chevron_right Singapore

Can someone help me with these two questions

Date Posted: 3 years ago
Views: 274
Shalu
Shalu
3 years ago
(a) is a square. the length of the side is2+3+3= 8
so, the area is 8*8= 64
area of the unshaded rectangle is 3*5=15

therefore, area of the shaded region is 64-15=49

(b) length of the shaded rectangle is 32-4-4= 24
breadth= 24-4-4=16

therefore, its area is 24*16=384

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Hope this will help
Mirah
Mirah
3 years ago
Thank you