Each of equal angles B and C of an Isosceles triangle ABC is 30 degree, Then angle A will be:
60 degree
120 degree
none
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Answer:
120°
Step-by-step explanation:
because the sum of angles in a triangle is 180°
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120 degree
Because due to angle sum property of triangle (180 degree — angle c +angle b)
Because due to angle sum property of triangle (180 degree — angle c +angle b)
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