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An exterior angle of a triangle is 130° and one of the interior opposite angles is 45e. Findthe other two angles of the triangle.(4) |
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Answer» angle adjacent to exterior angle [130°]=180°-130°=50°one angle is 45°sum of angles of a triangle is 180°if a b c are anglesa=45°b=50°c=?a+b+c=180°45°+50°+c=180°95°+c=180°c=180°-95°=85° |
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