Tayng's answer to Maryam's Primary 6 Maths Fractions Singapore question.
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Radius of large = 14
Radius of medium = 8 ( this is tricky because the middle part is mad of 2 radius of medium )
Radius of small =5
Diameter of small = 10
Area in green is the same as other area in green
So area of big semicircle -area of small semicircle = area of shaded region
Radius of medium = 8 ( this is tricky because the middle part is mad of 2 radius of medium )
Radius of small =5
Diameter of small = 10
Area in green is the same as other area in green
So area of big semicircle -area of small semicircle = area of shaded region
Date Posted:
4 months ago
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