Find the pattern?
Level
pending
If the missing numbers are
x
and
y
then
x + y
equals what?
The answer is 15.
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1 solution
the numbers are 8 (left) and 7 (right) respectively.
The middle of the triangle contains the square root of the sum of the three surrounding numbers.
so, for the topmost triangle
6 = (10+22+4)1/2