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Question
primary 6 | Maths
| Measurement
3 Answers Below
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Hi, please assist
Date Posted: 3 years ago
Views: 383
https://ask.manytutors.com/questions/103906
Here's a useful tip to remember :
Area of square = ½ × diagonal²
(or ½ × diagonal × diagonal)
So ½ × diagonal × diagonal = 18 cm²
diagonal × diagonal = 18 cm² × 2 = 36 cm²
diagonal = √36 cm = 6 cm
The diagonal here = diameter of circle.
So radius = 6 cm ÷ 2
= 3 cm
Area of square = ½ × diagonal²
(or ½ × diagonal × diagonal)
So ½ × diagonal × diagonal = 18 cm²
diagonal × diagonal = 18 cm² × 2 = 36 cm²
diagonal = √36 cm = 6 cm
The diagonal here = diameter of circle.
So radius = 6 cm ÷ 2
= 3 cm
See 3 Answers
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Hope this helps ✨✨✨
Date Posted:
3 years ago
Thank youuu
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Date Posted:
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