Math, asked by harjot87, 1 year ago

in the figure if ab is diameter and angle ADC is equal to 120 degree find angle C A B

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Answered by shivpotkar7723
29
in cyclic quad,abcd
adc +b equal to 180. supplementary
120 +b eq 180
b eq to 80


in triangle abc
acb is 90. as angle in semicicle
cab plus acb plus b =180. angle sun property
cab plus 90 plus 80 =180
so cab is 10
Answered by nagpuredeepali9
5

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