ABCD is a cyclic quadrilateral whose angles are 2x+5, 2y,3x+30,3y+40
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Step-by-step explanation:
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Answer:
add all the term and that is = 360°
Step-by-step explanation:
2x+5+2y+3x+20+3y+40=360°
in cyclic ,
sum of opp angles are equal to 180
2x+5+3x+30=180
5x+35=180
5x=145
x=29
2y+3y+40=180
5y=140
y=28
thus x=29° and y=28°
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