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primary 6 | Maths | Geometry
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Sarah Wong
Sarah Wong

primary 6 chevron_right Maths chevron_right Geometry chevron_right Singapore

Help pls

Date Posted: 3 years ago
Views: 224

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Muhammad
Muhammad's answer
356 answers (Tutor Details)
1st
Find area of quarter circle - square area to get shaded.
Hope this helps:)
Sarah Wong
Sarah Wong
3 years ago
Im sorry but i dont quite understand can u just help me with part a??
Muhammad
Muhammad
3 years ago
Radius of quarter circle is 8cm.
The diagonal 8cm from A to C is the same as the diagonal from B to D because ABCD is a square.
BD also happens to be the radius. Hope this explains it :)
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Muhammad
Muhammad's answer
356 answers (Tutor Details)
Hope this is clearer:)
Sarah Wong
Sarah Wong
3 years ago
Then how do u find the length of the square?
Muhammad
Muhammad
3 years ago
Square is made of the 2 same triangle.
Triangle of Base of 8 height of 4.:)
Sarah Wong
Sarah Wong
3 years ago
So 8 is the length of the square or 4?
Muhammad
Muhammad
3 years ago
I posted a picture to help you see :)
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Muhammad
Muhammad's answer
356 answers (Tutor Details)
Find area of 1 triangle and multiply by 2 to get square area :)