Answers

2014-08-08T19:24:38+05:30
Let the obtuse angle is A then 
A - 13x = 10x
A = 23x
23x+13x = 180
x = 5
obtuse angle = 23*5 = 115 degree
acute angle = 13*5 = 65 degree

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2014-08-08T22:58:20+05:30
Let the Obtuse angle be 13 x + 10 x = 23 x. Now the sum of supplementary angles is 18O. so 13x + 23x=180 36x=180 x=5 Hence obtuse angle is 23×5=115.
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