if x =25 degree what is the value of y
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Answer:
y = 25°
Step-by-step explanation:
AB is straight line,
Therefore angle AOB = 180°
Angle AOD+ Angle DOC + Angle COB = 180°
= 2y+5+2x+3x = 180°
= 2y+5+5x = 180°
= 2y+5+5(25) = 180°
= 2y +5+125 = 180°
= 2y +130 = 180°
= 2y = 180°-130°
y = 50°/2
y = 25°
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