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2y+90+3y=180( straight line )
5y+90=180
5y=180-90
5y=90
y=90÷5=18
y=18
2y
2×18=36
2y=z (vertically opposite angle)
36=z
x+z=180(straight line)
x+36=180
x=180-36
x=144
5y+90=180
5y=180-90
5y=90
y=90÷5=18
y=18
2y
2×18=36
2y=z (vertically opposite angle)
36=z
x+z=180(straight line)
x+36=180
x=180-36
x=144
Answered by
1
90+2y+3y=180° (LPA)
2y+3y=180-90
5y=90
y=90/5
y = 18°
2y = z = ( VOA)
36°=z
3y+90°= x (VOA)
54+90=x
144°=x
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