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29. 45°.75°,105,135°
Step-by-step explanation:
29. Sum of angles of a quadrilateral=360°
Ratio of angles=3:5:7:9
So, 3x+5x+7x+9x=360
24x=360
x=360/24
= 15
Angles are, 3x=3(15)=45°
5x=5(15)=75°
7x=7(15)=105°
9x=9(15)=135°
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