find the value of unknown x, y and z?
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Step-by-step explanation:
x = 90° ( vertically opposite angles )
x + y + 30 = 180
Sum of all angles in triangle is 180°
90 + y + 30= 180
y = 180 - 120
y = 60°
y and z are alternate angles
So, y= z = 60°
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Answered by
2
Answer:
x=90°, y=60°, z=60°
Step-by-step explanation:
In this figure,
x=90° (vertical opposite angle)
By angle sum proper of a triangle,
x+y+30°=180°
90+30+y=180°
y=180-120
y=60°
z=y (alternate angles)
z=60°
I hope it helps you....
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