O is the centre of the circle. if angle CEA=30°, then the value of x°-y°-z° upon 20° is
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1
Answer:
We have, ∠AEC = 30o Since, quadrilateral ABCE is a cyclic
Step-by-step explanation:
the abc+ angle AEC = 180 degree
X + 30 degree = 180
<Aoc = 2 < Aec
y= 2×30=60
<ADC=<AEC
Z= 30 DEGREE
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Answered by
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Answer:
40 c
Step-by-step explanation:
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