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The measures of angles  and  are both positive, integer numbers of degrees. The measure of angle  is a multiple of the measure of angle , and angles  and  are complementary angles. How many measures are possible for angle ?

 Sep 13, 2018
 #1
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hmmmm

1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90   ?

 Sep 13, 2018

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