find
x,y,z
AB andCD
interact at O
∆BOE=15°
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5
Step-by-step explanation:
3x= z(opposite angle)
2x=y(")
3x+2x+z+y= 360(angle sum property)
3x+ 2x+3x+ 2x=360
10x = 360
x= 36
3x = 108
2x= 72
y =72
z=108
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16
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