in the given figure find the measure of angle X
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Answer:
X = 120°
Step-by-step explanation:
IT IS A CYCLIC QUADRILATERAL .
THEREFORE,
ACCORDING TO PROPERTY :
A + C = 180°
B + D = 180°
THEREFORE ,
ADC + ABC = 180°
120° + ABC = 180°
ABC = 60°
WE KNOW ,.
ABC + X = 180° ( STRAIGHT ANGELE PROPERTY
X = 180° - 60°
X = 120°
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