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Question
primary 6 | Maths
| Measurement
3 Answers Below
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Date Posted: 3 years ago
Views: 371
(a) perimeter
5 circles
= 5×(22/7)×2×7
= 220 cm (Ans)
(b) area
blue square ▢ = 4 green rects ▭
fig area
= 5 circles + 2 blue ▢
= 5×(22/7)×7² + 2×28²
= 2338 cm² (Ans)
5 circles
= 5×(22/7)×2×7
= 220 cm (Ans)
(b) area
blue square ▢ = 4 green rects ▭
fig area
= 5 circles + 2 blue ▢
= 5×(22/7)×7² + 2×28²
= 2338 cm² (Ans)
See 3 Answers
done
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Hope this helps
Date Posted:
3 years ago
Total area need to add 5 circle
Area of 5 circle:
= 5× π r²
= 5 × 22/7 × 7²
= 770
Total area = 1568 + 770 = 2330cm²
Area of 5 circle:
= 5× π r²
= 5 × 22/7 × 7²
= 770
Total area = 1568 + 770 = 2330cm²
done
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Date Posted:
2 years ago
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