find angle a,angle c and angle y
please ignore everything else on my screen only answer the question with full steps
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Answer:
y = 90
c = 30
a = 60
Step-by-step explanation:
y= 90 (by linear pair with angle b)
c = 30 (angle sum property)
a = 60 ( angle sum property) (2x)
a + c + y= 180
=> x + 2x + 90 = 180
=> 3x + 90 = 180
=> 3x = 180-90
=> 3x = 90
=> x = 90/3
x = 30
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