This statement is true, or else you wouldn't have a sphere.
9 is the answer
Step by step
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hope this answer helps you dear...take care!
I believe the answer is 9, because 1/3 is .33 so 33%. so 33% is equal to 3 buttons and add another 66% which would be another 6 buttons would add up to 99% in all. after that I don't think they would add a quarter of a button.
Answer:
I don't know sorry
it is clear that this is not online class