Answer:
17
9+8 each two numbers between any line are the sum of the circle at the opposite side of the same line
17 is the missing number
pattern puzzles are fun to figure out, give your brain a workout, and may actually have a few cognitive benefits. they're sort of like optical illusions, in that they trick your eyes to keep the truth hidden from them.
A pattern is a series or collection that repeats. Math Patterns are sequences that repeat based totally on a rule, and a rule is a hard and fast way to calculate or solve a problem.
Learn more about puzzle here
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