Answers

2014-06-18T13:46:24+05:30
Base angle is 67.5
vertex angle is 90.
remains angle is 22.5

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2014-06-18T14:00:36+05:30

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So the angles be 3x and 4x so its a isosceles triangle so another angle will be 3x
⇒ 3x +4x + 3x = 180 
⇒x = 18 
so the base angles are 54, 54 and vertex angle is 72.
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