Question

In triangle ABC,I'd angleA=angleB+AngleC,then angleA​

Answer 1

angle A is equal to angle B +angle C

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Answer 2

Answer:

∠A=90°

Step-by-step explanation:

∠A=∠B+∠C

adding ∠A both sides

∠A+∠A=∠A+∠B+∠C

2∠A=180°

so ∠A=90°