1.

Solve this .. please

Answer» LET the angles be 3X, 5x, 9x, 13x

ATQ :
3x+5x+9x+13x=360
30x=360
x=360/30
x=12

3x=3×12=36
5x=5×12=60
9x=9×12=108
13x=13×12=156

All the angles of the QUADRILATERAL are 36°,60°,108°and 156°


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