Math, asked by sanyamchhabra100, 1 month ago


Please tell answer 19 please

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Answered by 20shagun02
1

Step-by-step explanation:

answer:

angle a is 123°

let angle A and C be.. 3x and 7x.. then use angle sum property of quadrilateral.. you'll get angle A..

then sum of angles on same line is 180°... form here you'll get angle a..

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