Question

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$\huge\underline{\underline{\purple{\it{plz \:answer\:fast}}}}$​

Answer 1

Obviously it is 80 because the sides are equal As per the question

Answer 2

Answer:

A = 50°

Step-by-step explanation:

tri= A+B+C

A=C

so,A+C=2A

180° =2A+80°

180°-80°=2A

100°/2=A

50°=A