An exterior angle of a triangle is 110 and its two interior opposite angle are equal. Each of these equal angle is ?
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sum of two opposite interior is equal to exterior angle. so
a+b=110
a+a=110(only if A is equal to B)
2a=110
a=110/2
thus,a=55
a=b=55.
a+b=110
a+a=110(only if A is equal to B)
2a=110
a=110/2
thus,a=55
a=b=55.
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