Given: △ABC, m∠A=60°, m∠C=45°, AB=9 Find: Perimeter of △ABC, Area of △ABC
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By angle sum property
The sum of angles of a triangle =180 degree
According to the question
Angle A + angle B +Angle c = 180
60 degree +angle B + 45degree =180
Angle B = 180- 105
75 degree
The sum of angles of a triangle =180 degree
According to the question
Angle A + angle B +Angle c = 180
60 degree +angle B + 45degree =180
Angle B = 180- 105
75 degree
danish2394:
ye to pucha hi nhi h question me jo aapne nikal dia
parameter or area nikalna h
ohh sooo sorry
Area of △ABC
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