Question

plz give me step by step explaination and by property​

Answer 1

Answer:

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Step-by-step explanation:

x = 40° becoz

∠AD = 80° bcoz (vertically opposite angles)

if ∠AD = 80° then

$∠AD = 2x = 80° \\ = > x = \frac{80°}{2} \\ = > \color{red}{ \boxed{\textcolor{indigo}{x = 40°}}}$