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primary 6 | Maths
| Geometry
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Date Posted: 10 months ago
Views: 103
(a)
perimeter
= 1 small circle + big semicircle + 28
= 2 small circles + 28
= 2×(22/7)×28 + 28
= 204 cm (Ans)
(b)
area
= big semicircle - small circle - 14²
= (22/7)×( ½×28² - 14²) - 14²
= 420 cm² (Ans)
perimeter
= 1 small circle + big semicircle + 28
= 2 small circles + 28
= 2×(22/7)×28 + 28
= 204 cm (Ans)
(b)
area
= big semicircle - small circle - 14²
= (22/7)×( ½×28² - 14²) - 14²
= 420 cm² (Ans)
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done
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Hope this helps. Regards
Date Posted:
10 months ago
Waa.. thank you
My pleasure. Regards
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