Find angle A
where exterior angle is equal to 130°
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data is insufficient to solve this question...
it is equilateral triangle or isosceles...???
it is equilateral triangle or isosceles...???
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1
If it is isoceles triangl sum of a + b = 130
then 2x = 130
x = 65
A = 65
then 2x = 130
x = 65
A = 65
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