If the ratio of the degree of exterior angle of ∠A,∠B and ∠C
that are in the triangle ABC is 5:4:3,then the ratio of the degree
of ∠A,∠B and ∠C is ( )
A、5:4:3 B、3:4:5 C、1:2:3 D3:2:1
If the ratio of the degree of exterior angle of ∠A,∠B and ∠C
that are in the triangle ABC is 5:4:3,then the ratio of the degree
of ∠A,∠B and ∠C is ( )
A、5:4:3 B、3:4:5 C、1:2:3 D3:2:1
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