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Question
Using the numbers from 1 to 9
(i) Can you form a magic triangle?
(ii) How many magic triangles can be formed?
(iii) What are the sums of the sides of the magic triangle?
Solution
(i) Yes, we can form
(ii) 5
(iii) 
Sums are 17, 19, 20, 21 and 23.
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