03/27/19

Why are key signatures put in a circle?
Why are key signatures arranged in a circle like it is today, why not a triangle... or a square? Who came up with the idea to arrange the key signatures in a circle?
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03/27/19

how do all the notes of the same name relate?
I suppose that frequencies were randomly assigned letter names here we have A4 = 440Hz http://www.phy.mtu.edu/~suits/notefreqs.html C3 here = 130.81Hz C4 here = 261.63Hz C5 here =... more
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03/27/19

Is it possible to write a song without a key?
Is it possible to say "This song has no key"? Are there songs that have/follow no key? Is it possible to create song without adhering a key?
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03/26/19

Paco ate 25% of a 16-slice pizza and placed the rest in the fridge. Santos ate 25% of the leftovers. a) How many pieces were left? b) What percent of the original pizza remained?
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03/26/19

A customer/member owes $10.51 and pays $50.00 in cash. The change due is $39.49.
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Expert Answers •1

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