Question

The interior angles ∠A, ∠B, and ∠C of △ABC are in the ratio 1:2:1.
How many exterior angles of this triangle will be equal?

What are the measures of those exterior angles?

Answer 1

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Step-by-step explanation:

1) 3

2) a)3x b) 3x c) 2x

Answer 2

Answer:

2

45°

Step-by-step explanation:

1:2:1

2 proportion of interior angle is same

so 2 proportion of exterior angles will be same

1+2+1=4

1/4×180=45°

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