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Wednesday, June 28 2017 @ 07:24 AM CDT
 Forum Index >  Test Paper Related >  Primary 5 Matters
 Q14 of Henry Park Maths 2010 SA1 Paper 2
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By: ricebowl1912 (offline)  Sunday, April 17 2011 @ 04:57 AM CDT (Read 976 times)  
ricebowl1912

Can someone pls help to explain the logic in getting the answer to Q14 of Henry Park 2010 Maths SA1 Paper 2 Q14 :

Pattern Area of grey tiles (cm2) Area of white tiles (cm2) Total area of each pattern (cm2)
1 4 5 9
2 12 13 25
3 24 25 49
4 40 41 81
15

Thank you!

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