8 June 2018:

The CliffCentral Conundrum is a fun visual brainteaser to test your mental agility. Can you work out how many triangles there are?

CliffCentral Conundrum: What's the missing number solution

Graphics created by Claire Grimbeek from Open Window

 

Click below for answer:

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The sum of all the numbers in a vertical row add up to 25

CliffCentral Conundrum: What's the missing number

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#CliffCentralConundrum: What’s the missing number?