You can put this solution on YOUR website! angle which is 9 times to its complement is
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Equations:
a + b = 90
a = 9b
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Substitute and solve for "b":
9b+b = 90
10b = 90
b = 9
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Solve for "a":
a = 9b
a = 9*9 = 81
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Cheers,
Stan H.
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